Sarai. — Probably princely, an adjective of the same form as shaddai, Genesis 17:1; while Sarah means princess. The change of name shows that she was admitted to the covenant. (Comp. Genesis 17:10.)
Related Commentaries of Genesis 17:15
Genesis 17:15
15 And God said unto Abraham, As for Sarai thy wife, thou shalt not call her name Sarai, but Sarahe shall her name be.