en_tn/heb/07/15.md

What we say is clearer yet

"We can understand even more clearly." Here "we" refers to the author and his audience. (See: rc://en/ta/man/translate/figs-inclusive)

if another priest arises

"if another priest comes"

in the likeness of Melchizedek

This means that Christ as a priest has things in common with Melchizedek as a priest. Alternate translation: "in the same way that Melchizedek was a priest"