This Melchizedek was king of Salem1 and priest of God Most High.2 He met Abraham returning from the defeat of the kings and blessed him,3
References for Hebrews 7:1
and Abraham gave him a tenth of everything. First, his name means "king of righteousness"; then also, "king of Salem" means "king of peace."
Without father or mother, without genealogy,4 without beginning of days or end of life, like the Son of God5 he remains a priest forever.
References for Hebrews 7:3