<p>7:4- see on Heb. 1:5.</p><p><i>Now consider how great this man was, to whom Abraham, the patriarch, gave a tenth of the spoils</i>- Melchizedek was a man, not a pre-existent God. The argument is that tithes are given to someone greater. Hence Jacob offers to give tithes to his father's God if He will preserve him (Gen. 28:22).</p>