4. consider--not merely see, but weigh with attentive contemplation, the fact.
      even--"to whom (as his superior) Abraham even paid tithe (went so far as to pay tithe) of (consisting of, literally, 'from') the best of the spoils (literally, 'the top of the heap"; whether of corn, the first-fruits of which, taken from the top, used to be consecrated to God; or of spoils, from the top of which the general used to take some portion for consecration to God, or for his own use)." He paid "tithes of ALL," and those tithes were taken out of the topmost and best portion of the whole spoils.
      the patriarch--in the Greek emphatically standing at the end of the whole sentence: And this payer of tithe being no less a personage than "the patriarch," the first forefather and head of our Jewish race and nation See on Heb 7:3, on Melchisedec's superiority as specially consecrated king-priest, above the other patriarch-priests.

JFB.