Genesis 17:12-13

Bishops(i) 12 And euery man chylde of eyght dayes olde shalbe circumcised amongst you in your generations, both he that is borne in thy house, as he that is bought with money of any straunger, whiche is not of thy seede 13 He that is borne in thy house, and he also that is bought with money, must needes be circumcised: & my couenaut shalbe in your fleshe for an euerlastyng couenaunt