Genesis 17:15

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

Genesis 17:17

“Then Abraham fell upon his face, and laughed, and said in his heart, Shall a child be born unto him that is an hundred y...”

Genesis 17:19

“And God said, Sarah thy wife shall bear thee a son indeed; and thou shalt call his name Isaac: and I will establish my c...”

Genesis 17:21

“But my covenant will I establish with Isaac, which Sarah shall bear unto thee at this set time in the next year.”

Genesis 18:6

“And Abraham hastened into the tent unto Sarah, and said, Make ready quickly three measures of fine meal, knead it, and m...”