Jamieson, Fausset and Brown on Hebrews 7:14

14. evident--literally, "manifest before the eyes" as a thing indisputable; a proof that whatever difficulties may now appear, then Jesus Christ's genealogy labored under none.

our Lord--the only place where this now common title occurs without "Jesus," or "Christ," except 2Pe 3:15.

sprang--as a plant, and a branch.

Judah--Ge 49:10; Lu 1:27, 39 (Hebron of Judah, where Lightfoot thinks Jesus was conceived) Lu 2:4, 5; Re 5:5.

of which tribe ... priesthood--"in respect to which tribe Moses spake nothing concerning priests" (so the oldest manuscripts read, nothing to imply that priests were to be taken from it).