Given the question: Information:  - The Tanakh (or ; also "Tenakh", "Tenak", "Tanach") or Mikra or Hebrew Bible is the canonical collection of Jewish texts, which is also a textual source for the Christian Old Testament. These texts are composed mainly in Biblical Hebrew, with some passages in Biblical Aramaic (in the books of Daniel, Ezra and a few others). The traditional Hebrew text is known as the Masoretic Text. The Tanakh consists of twenty-four books.  - Hagar ( of uncertain origin Hjar) is a biblical person in the Book of Genesis. She was an Egyptian handmaid of Sarai (Sarah), who gave her to Abraham to bear a child. The product of the union was Abraham's firstborn, Ishmael, the progenitor of the Ishmaelites. According to Theodor Nöldeke, she is the biblical personification of the nomadic Hagrites.  - The New Testament (Koine Greek:   , "H Kain Diathk") is the second major part of the Christian biblical canon, the first part being the Old Testament, based on the Hebrew Bible. The New Testament discusses the teachings and person of Jesus, as well as events in first-century Christianity. Christians regard both the Old and New Testaments together as sacred scripture. The New Testament (in whole or in part) has frequently accompanied the spread of Christianity around the world. It reflects and serves as a source for Christian theology and morality. Both extended readings and phrases directly from the New Testament are also incorporated (along with readings from the Old Testament) into the various Christian liturgies. The New Testament has influenced religious, philosophical, and political movements in Christendom and left an indelible mark on literature, art, and music.  - Abrahamic religions, emphasizing and tracing their common origin to the tribal patriarch Abraham or recognizing a spiritual tradition identified with him, are one of the major divisions in comparative religion (along with Indian, Iranian, and East Asian religions). Judaism, Christianity and Islam are the largest Abrahamic religions in terms of numbers of adherents.  - Leah ("Lea"; "La'ya;" from ), as described in the Hebrew Bible, is the first of the two concurrent wives of the Hebrew patriarch Jacob and mother of six sons whose descendants became some of the Twelve Tribes of Israel, along with one daughter, Dinah. Leah was the daughter of Laban and the older sister of Rachel, whom Jacob also married.  - Esau (Hebrew: ; Standard Hebrew: "Esav"; Tiberian Hebrew: w; ISO 259-3 "eaw"; "Hsau" "saw"; meaning "Hairy" or "Rough"), in the Hebrew Bible, is the older son of Isaac. He is mentioned in the Book of Genesis, and by the prophets, Obadiah and Malachi. The New Testament of the Christian Bible alludes to him in the Epistle to the Romans and in the Epistle to the Hebrews.  - Ishmael (, "Yišmael"; "Ismal"; Classical/ Qur'anic Arabic: ; Modern Arabic:  "Isml") is a figure in the Tanakh and the Qur'an and was Abraham's first son according to Jews, Christians, and Muslims. Ishmael was born to Abraham's and Sarah's handmaiden Hagar.. According to the Genesis account, he died at the age of 137.  - Bilhah ( "unworried", Standard Hebrew "Bilha", Tiberian Hebrew "Bilhâ") is a person mentioned in the Book of Genesis. describes her as Laban's handmaid, who was given to Rachel to be her handmaid on Rachel's marriage to Jacob. When Rachel failed to have children, Rachel gave Bilhah to Jacob "to wife" to bear him children. Bilhah gave birth to two sons, who Rachel claimed as her own and named Dan and Naphtali. expressly calls Bilhah Jacob's concubine, a "pilegesh".  - Sarah or Sara (; "arra" Arabic: "Sra";) was the wife and also the halfsister of Abraham and the mother of Isaac as described in the Hebrew Bible and the Quran. Her name was originally Sarai. According to Genesis 17:15, God changed her name to Sarah as part of a covenant after Hagar bore Abraham his first son, Ishmael.  - The Old Testament is the first section of the Christian Bible, based primarily upon the Hebrew Bible (or Tanakh), a collection of religious writings by ancient Israelites believed by most Christians and religious Jews to be the sacred Word of God. It is the counterpart to the New Testament, the second portion of the Christian Bible. The Old Testament canon varies between Christian Churches. Protestants have a version with 39 books. Catholics have a version with 46 books, and Eastern Orthodox, and Oriental Orthodox Churches choose the Old Testament version with 49 books.  - Abraham (Avraham), originally Abram, is the first of the three patriarchs of Judaism. His story features in the holy texts of all the Abrahamic religions and Abraham plays a prominent role as an example of faith in Judaism, Christianity, and Islam.  - In the Book of Genesis, Zilpah ( "meaning uncertain," Standard Hebrew "Zilpa", Tiberian Hebrew "Zilpâ") was Leah's handmaid, whom Leah gave to Jacob "to wife" to bear him children. Zilpah gave birth to two sons, whom Leah claimed as her own and named Gad and Asher.  - Rachel was the favorite of Biblical patriarch Jacob's two wives as well as the mother of Joseph and Benjamin, two of the twelve progenitors of the tribes of Israel. The name "Rachel" means ewe. Rachel was the daughter of Laban and the younger sister of Leah, Jacob's first wife. Rachel was a niece of Rebekah (Jacob's mother), Laban being Rebekah's brother, making Jacob her first cousin.  - The Book of Genesis (from the Latin Vulgate, in turn borrowed or transliterated from Greek , meaning "origin" "Brš", "In [the] beginning") is the first book of the Hebrew Bible (the Tanakh) and the Christian Old Testament.  - Islam (' ;) is a religion articulated by the Quran, a text considered by its adherents to be the verbatim word of God ('), and, for the vast majority of adherents, the teachings and normative example (called the "sunnah", composed of accounts called "hadith") of Muhammad (5708 June 632 CE). It is the world's second-largest religion and the fastest-growing major religion in the world, with over 1.7 billion followers or 23% of the global population, known as Muslims. Islam is an Abrahamic monotheistic religion that upholds that God is one and incomparable and that the purpose of existence is to worship God. Muslims consider Muhammad to be the last prophet of God.  - Bethuel ("Bêl", house of God), in the Hebrew Bible, was an Aramean man, the youngest son of Nahor and Milcah, the nephew of Abraham, and the father of Laban and Rebecca.  - Malachi, Malachias, Malache or Mal'achi was the writer of the Book of Malachi, the last book of the Neviim (prophets) section in the Hebrew Bible. No allusion is made to him by Ezra, however, and he does not directly mention the restoration of the temple. The editors of the 1906 Jewish Encyclopedia implied that he prophesied after Haggai and Zechariah and speculated that he delivered his prophecies about 420 BCE, after the second return of Nehemiah from Persia (Book of Nehemiah), or possibly before his return, comparing with (with ).  - Jacob, later given the name Israel, is regarded as a Patriarch of the Israelites. According to the Book of Genesis, Jacob ( ') was the third Hebrew progenitor with whom God made a covenant. He is the son of Isaac and Rebecca, the grandson of Abraham, Sarah and of Bethuel, the nephew of Ishmael, and the younger twin brother of Esau. Jacob had twelve sons and at least one daughter, by his two wives, Leah and Rachel, and by their handmaidens Bilhah and Zilpah.  - Isaac ( / azk / ; Hebrew :  , Modern Yitskhak , Tiberian Yiq , ISO 259 - 3 Yiçaq , `` ( he ) will laugh '' ; Ancient Greek :  Isaak Arabic :   or  Isq ) as described in the Hebrew Bible and the Qur'an , was the second son of Abraham , the only son Abraham had with his wife Sarah , and the father of Jacob and Esau . According to the Book of Genesis , Abraham was 100 years old when Isaac was born , and Sarah was past 90 . According to the Genesis narrative , Abraham brought Isaac to Mount Moriah , where , at God 's command , Abraham built a sacrificial altar to sacrifice Isaac . This event served as a test of Abraham 's faith . At the last moment an angel stopped him . Isaac was one of the three patriarchs of the Israelites . Isaac was the only biblical patriarch whose name was not changed , and the only one who did not move out of Canaan . Compared to Abraham and Jacob , the Bible relates fewer incidents of Isaac 's life . He died when he was 180 years old , making him the longest - lived of the three .  - A Christian (or ) is a person who follows or adheres to Christianity, an Abrahamic, monotheistic religion based on the life and teachings of Jesus Christ. "Christian" derives from the Koine Greek word "Christós" (), a translation of the Biblical Hebrew term "mashiach".  - Hebrew Bible or Hebrew Scriptures is the term used by biblical scholars to refer to the "Tanakh", the canonical collection of Jewish texts, which is the common textual source of several canonical editions of the Christian Old Testament. They are composed mainly in Biblical Hebrew, with some passages in Biblical Aramaic (in the books of Daniel, Ezra and a few others).    What entity does 'isaac' has the relation 'spouse' with?
The answer is:
rebecca