The Gemara cited to teach that Sarah was one of seven prophetesses who prophesied to Israel and neither took away from nor added anything to what is written in the Torah. (The other prophetesses were Miriam, Deborah, Hannah, Abigail, Huldah, and Esther.) The Gemara established Sarah's status as a prophetess by citing the words, "Haran, the father of Milkah and the father of Yiscah," in . Rabbi Isaac taught that Yiscah was Sarah. called her Yiscah () because she discerned ("saketah") by means of Divine inspiration, as reports God instructing Abraham, "In all that Sarah says to you, hearken to her voice." Alternatively, called her Yiscah because all gazed ("sakin") at her beauty.