American Standard Version (ASV):
And he gave him the covenant of circumcision: and so [Abraham] begat Isaac, and circumcised him the eighth day; and Isaac [begat] Jacob, and Jacob the twelve patriarchs.
King James Version (KJV):
And he gave him the covenant of circumcision: and so [Abraham] begat Isaac, and circumcised him the eighth day; and Isaac [begat] Jacob; and Jacob [begat] the twelve patriarchs.