Genesis 21:7 YLT

⁵  And Abraham 'is' a son of a hundred years in Isaac his son being born to him,

⁶  and Sarah saith, 'God hath made laughter for me; every one who is hearing laugheth for me.'

⁷  She saith also, 'Who hath said to Abraham, Sarah hath suckled sons, that I have born a son for his old age?'

⁸  And the lad groweth, and is weaned, and Abraham maketh a great banquet in the day of Isaac's being weaned;

⁹  and Sarah seeth the son of Hagar the Egyptian, whom she hath borne to Abraham, mocking,