Hebrews 6:19

6:19 We have this hope as an anchor for the soul, sure and steadfast, which reaches inside behind the curtain, ¹ 

Hebrews 13:10

13:10 We have an altar that those who serve in the tabernacle have no right to eat from.

Hebrews 13:18

13:18 Pray for us, for we are sure that we have a clear conscience and desire to conduct ourselves rightly in every respect.

[6:19]  ¹ sn The curtain refers to the veil or drape in the temple that separated the holy place from the holy of holies.