The writer compares Jesus to Melchizedek, to whom Abraham gave a tithe. Jesus is a priest after the order of Melchizedek, not of Levi.
BibleGateway: Hebrews 7 ESV Text: Hebrews 7 Hebrews 7 (Listen) The Priestly Order of Melchizedek 7:1 For this Melchizedek, king of Salem, priest of the Most High God, met Abraham returning from the slaughter of the… The writer compares Jesus to Melchizedek, to whom Abraham gave a tithe. Jesus is a priest after the order of Melchizedek, not of Levi.