But God said to Abraham, “Do not be distressed about the boy and your maidservant. Listen to everything that Sarah tells you, for through Isaac your offspring will be reckoned.
12. In all that Sarah hath said unto thee . I have just said that although God used the ministry of Sarah in so great a matter, it was yet possible that she might fail in her method of acting. He now commands Abraham to hearken unto his wife, not because he approves her disposition, but because he will have the work, of which he is Himself the Author, accomplished.
The casting out of Ishmael is here considered of, and resolved on. I. Ishmael himself gave the occasion by some affronts he gave to Isaac his little brother, some think on the day that Abraham made the feast for joy that Isaac was safely weaned, which the Jews say was not till he was three years old, others say five.
Commenting on Genesis 21:9-13
And also of the son of the bondwoman will I make a nation,.... A great nation, as is promised, Gen 17:20; and such the Ishmaelites and Saracens have been, and the Turks now are, the descendants of Ishmael. The Targum of Jonathan paraphrases it, a people of thieves, or a thieving people; as were the Saracens, and who are thought to have that name from...