Joseph Benson's Commentary of the Old and New Testaments - Hebrews 5:1
Hebrews 5:1. The priesthood and sacrifice of the Son of God, and the pardon procured for sinners thereby, together with the many happy effects of the pardon thus procured, being matters of the greatest importance to mankind, the apostle in this chapter, and in what follows to Hebrews 10:19, hath stated at great length the proofs by which they are established. And it was very proper that he should be copious, not only in his proofs of these important subjects, but also in his comparison of the... read more
Albert Barnes' Notes on the Whole Bible - Hebrews 5:3
And by reason hereof - Because he is a sinner; an imperfect man. “As for the people, so also for himself, to offer for sins.” To make an expiation for sins. He needs the same atonement; he offers the sacrifice for himself which he does for others; Leviticus 9:7. The same thing is true of the ministers of religion now. They come before God feeling that they have need of the benefit of the same atonement which they preach to others; they plead the merits of the same blood for their own salvation... read more