Hebrews 9:25
Nor was it necessary for Him to offer Himself [to God] often, like the head priest does, who enters the Holy of Holies year after year with blood that belongs to others [i.e., the blood of animal sacrifices].
Hebrews 10:19-20
Therefore, brothers, since we have confidence to enter the Holy of Holies [i.e., heaven] by means of the blood of Jesus,
Matthew 27:51
Just then the Temple curtain was torn in two from top to bottom, the ground shook, and rocks were split open.
Hebrews 4:14-16
Since then we [Christians] have [such] a great Head Priest, who has passed through the skies [i.e., ascended to heaven. See Acts 1:9], Jesus, the Son of God, we should remain true to our profession [of faith in Him].
Hebrews 9:3
And behind the second curtain [of] the Tabernacle was [a room] called the "Holy of Holies."
Hebrews 9:7-8
But [only] once a year the head priest goes alone into the inner room [i.e., Holy of Holies], and never without [animal] blood, which he offers [as a sacrifice] for himself and for the sins done in ignorance by the people.