Gen 17:15, 20:12 | ESV | STEP | And God said to Abraham , As for Sarai your wife , you shall not call her name Sarai , but Sarah shall be her name .

Genesis 17:15

Isaac’s Birth Promised

15 And God said to Abraham, “As for Sarai your wife, you shall not call her name Sarai, but Sarah ^{▼▼ Sarai and Sarah mean princess} shall be her name.

Genesis 20:12

12 Besides, ^bshe is indeed my sister, the daughter of my father though not the daughter of my mother, and she became my wife.