Hebrews 2:14; Hebrews 5:13; Hebrews 7:13

14 Since the children have flesh and blood, he too shared in their humanity so that by his death he might destroy him who holds the power of death--that is, the devil--
13 Anyone who lives on milk, being still an infant, is not acquainted with the teaching about righteousness.
13 He of whom these things are said belonged to a different tribe, and no one from that tribe has ever served at the altar.