Genesis 17:15

And God said to Abraam, Sara thy wife—her name shall not be called Sara, Sarrha shall be her name.

And God said unto Abraham, As for Sarai thy wife, thou shalt not call her name Sarai, but Sarah shall her name be.

God said to Abraham, “As for Sarai your wife, you shall not call her name Sarai, but her name shall be Sarah.