One might even say that Levi himself, who receives tithes, paid tithes through Abraham,
9. Levi also, etc. He advances farther, and says, that even Levi himself, who was then in the loins of Abraham, was not exempt from the same subordination; for Abraham, by paying tithes, made himself and his posterity inferior to the priesthood of Melchisedec.
The foregoing chapter ended with a repetition of what had been cited once and again before out of Psa 110:4, Jesus, a high priest for ever, after the order of Melchisedec. Now this chapter is as a sermon upon that text; here the apostle sets before them some of the strong meat he had spoken of before, hoping they would by greater diligence be better prepared to digest it. I.
Commenting on Hebrews 7:1-10
For he was yet in the loins of his father,.... Abraham; namely, Levi and his whole posterity; which is to be understood seminally, just as all mankind were in the loins of Adam, when he sinned and fell, and so they sinned and fell in him; and so Levi was in Abraham's loins, when Melchisedec met him; which, as it proves Melchizedek to be greater...