Genesis 21:4

4 And Abraham circumcised him in the eighth day, as God commanded to him, (And Abraham circumcised him on the eighth day, as God had commanded to him,)

Genesis 21:4 Meaning and Commentary

Genesis 21:4

And Abraham circumcised his son Isaac, being eight days old as,
God had commanded him.
] ( Genesis 17:12 ) , and was the first that we read of that was circumcised on that day, according to the divine precept, which Abraham strictly observed; for though this was the son of the promise, and of his old age, for whom he had the most affectionate regard, yet he administered this bloody ordinance on him; nor did he defer it beyond the time, and was himself the operator, as it seems; all which shows his strict regard, and ready and cheerful obedience to the command of God.

Genesis 21:4 In-Context

2 And she conceived, and childed a son in her eld (age), in the time wherein God before-said to her. (And she conceived, and bare a son in her old age, at the time which God had spoken of before to her.)

3 And Abraham called the name of his son, whom Sarah childed to him, Isaac.

4 And Abraham circumcised him in the eighth day, as God commanded to him, (And Abraham circumcised him on the eighth day, as God had commanded to him,)

5 when he was of an hundred years; for Isaac was born in this age of the father. (when he was a hundred years old; for this was the age of his father when Isaac was born.)

6 And Sarah said, The Lord hath made laughing to me (The Lord hath made me to laugh), and whoever shall hear (about this) shall laugh with me.