Luke 1:59
And it came to pass on the eighth day, that they came to circumcise the child, and they were calling it by the name of his father Zacharias.
Genesis 17:12
And he who is eight days old shall be circumcised among you, every male throughout your generations: he who is born in the house, or bought with money of any foreigner that is not of thy seed.
Leviticus 12:3
And in the eighth day the flesh of his foreskin shall be circumcised.
Luke 2:21
And when eight days were fulfilled to circumcise him, that his name was called JESUS, the one called by the heavenly agent before he was conceived in the belly.
Philippians 3:5
in circumcision the eighth day, of the race of Israel, of the tribe of Benjamin, a Hebrew of Hebrews; regarding law, a Pharisee;
Genesis 21:3-4
And Abraham called the name of his son who was born to him, whom Sarah bore to him, Isaac.
Acts 7:8
And he gave him the covenant of circumcision. And so he begot Isaac, and circumcised him the eighth day. And Isaac begot Jacob, and Jacob the twelve patriarchs.