4 And he circumcised him the eighth day, as God had commanded him,
5 When he was a hundred years old: for at this age of his father was Isaac born.
6 And Sara said: God hath made a laughter for me: whosoever shall hear of it will laugh with me.
7 And again she said: Who would believe that Abraham should hear that Sara gave suck to a son, whom she bore to him in his old age.
8 And the child grew and was weaned: and Abraham made a great feast on the day of his weaning.
9 And when Sara had seen the son of Agar the Egyptian playing with Isaac her son, she said to Abraham:
10 Cast out this bondwoman, and her son: for the son of the bondwoman shall not be heir with my son Isaac.