2 Corinthians 3:11

For if that which has been done away was glorious, much more that which remains is glorious.

Romans 5:20-21

But the Law entered so that the offense might abound. But where sin abounded, grace did much more abound,

2 Corinthians 3:6-7

who also has made us able ministers of the new covenant; not of the letter, but of the spirit; for the letter kills, but the Spirit makes alive.

2 Corinthians 4:1

Therefore since we have this ministry, as we have received mercy, we do not faint.

Hebrews 7:21-25

(for those priests were made without an oath, but this one was made with an oath by Him who said to Him, "The Lord swore and will not repent, You are a priest forever after the order of Melchizedek,")

Hebrews 8:13

In that He says, A new covenant, He has made the first one old. Now that which decays and becomes old is ready to vanish away.

Hebrews 12:25-29

See that you do not refuse Him who speaks. For if they did not escape, those who refused him that spoke on earth, much more we shall not escape if we turn away from Him who speaks from Heaven,

Treasury of Scripture Knowledge

Summary

For if that which is done away was glorious, much more that which remaineth is glorious.

Bible References

If

2 Corinthians 3:7
But if the ministry of death, having been engraved in letters in stone was with glory (so that the sons of Israel could not steadfastly behold the face of Moses because of the glory of his face), which was being done away;
Romans 5:20
But the Law entered so that the offense might abound. But where sin abounded, grace did much more abound,
Hebrews 7:21
(for those priests were made without an oath, but this one was made with an oath by Him who said to Him, "The Lord swore and will not repent, You are a priest forever after the order of Melchizedek,")
Hebrews 8:13
In that He says, A new covenant, He has made the first one old. Now that which decays and becomes old is ready to vanish away.
Hebrews 12:25
See that you do not refuse Him who speaks. For if they did not escape, those who refused him that spoke on earth, much more we shall not escape if we turn away from Him who speaks from Heaven,

Much

2 Corinthians 3:6
who also has made us able ministers of the new covenant; not of the letter, but of the spirit; for the letter kills, but the Spirit makes alive.
2 Corinthians 4:1
Therefore since we have this ministry, as we have received mercy, we do not faint.