The middle section of Hebrews focuses on Jesus as high priest. Hebrews 6:13-20 is both exhortation to persevere in the faith looking to Abraham as an example, and a transition back to a discussion of Christology focusing on Melchizedek.
II. Hebrews 6:13-20
A. Illustration of Abraham
C. God has guaranteed his promises to us with an oath
D. Practical application