أَعْمَالُ ٱلرُّسُلِ 7:8

وَأَعْطَاهُ عَهْدَ ٱلْخِتَانِ، وَهَكَذَا وَلَدَ إِسْحَاقَ وَخَتَنَهُ فِي ٱلْيَوْمِ ٱلثَّامِنِ. وَإِسْحَاقُ وَلَدَ يَعْقُوبَ، وَيَعْقُوبُ وَلَدَ رُؤَسَاءَ ٱلْآبَاءِ ٱلِٱثْنَيْ عَشَرَ.

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.