Sarah
Overview
 
Sarah or Sara was the wife of Abraham
Abraham
Abraham , whose birth name was Abram, is the eponym of the Abrahamic religions, among which are Judaism, Christianity and Islam...

 and the mother of Isaac
Isaac
Isaac as described in the Hebrew Bible, was the only son Abraham had with his wife Sarah, and was the father of Jacob and Esau. Isaac was one of the three patriarchs of the Israelites...

 as described in the Hebrew Bible
Hebrew Bible
The Hebrew Bible is a term used by biblical scholars outside of Judaism to refer to the Tanakh , a canonical collection of Jewish texts, and the common textual antecedent of the several canonical editions of the Christian Old Testament...

 and the Quran. Her name was originally Sarai. According to Genesis 17:15 God changed her name to Sarah as part of a covenant
Covenant (biblical)
A biblical covenant is an agreement found in the Bible between God and His people in which God makes specific promises and demands. It is the customary word used to translate the Hebrew word berith. It it is used in the Tanakh 286 times . All Abrahamic religions consider the Biblical covenant...

 after Hagar
Hagar (Bible)
Hagar , according to the Abrahamic faiths, was the second wife of Abraham, and the mother of his first son, Ishmael. Her story is recorded in the Book of Genesis, mentioned in Hadith, and alluded to in the Qur'an...

 bore Abraham his first son, Ishmael
Ishmael
Ishmael is a figure in the Hebrew Bible and the Qur'an, and was Abraham's first born child according to Jews, Christians and Muslims. Ishmael was born of Abraham's marriage to Sarah's handmaiden Hagar...

.

The Hebrew name Sarah indicates a woman of high rank and is sometimes translated as "princess".
Sarah was the wife of Abraham, as well as being his half-sister, the daughter of his father Terah
Terah
Terah or Térach is a biblical figure in the book of Genesis, son of Nahor, son of Serug and father of the Patriarch Abraham, all descendants of Shem. He is mentioned in the Hebrew bible and the New Testament.-Genesis narrative:...

 (Genesis 20:12).
 
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