Genesis 21:2-5 - WEB
2
Sarah conceived, and bore Abraham a son in his old age, at the set time of which God had spoken to him.
3
Abraham called his son who was born to him, whom Sarah bare to him, Isaac.
4
Abraham circumcised his son, Isaac, when he was eight days old, as God had commanded him.
5
Abraham was one hundred years old when his son, Isaac, was born to him.
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