Ephesians 6:14

Hold your ground, tighten the belt of truth about your loins, wear integrity as your coat of mail,

2 Corinthians 6:7

true words, the power of God; with the weapons of integrity for attack or for defence,

Hebrews 2:17

He had to resemble his brothers in every respect, in order to prove a merciful and faithful high priest in things divine, to expiate the sins of the People.

1 Peter 4:1

Well, as Christ has suffered for us in the flesh, let this very conviction that he who has suffered in the flesh gets quit of sin,

1 John 1:9

if we confess our sins, he is faithful and just, he forgives our sins and cleanses us from all iniquity;

Revelation 1:13

and in the middle of the lampstands One who resembled a human being, with a long robe, and a belt of gold round his breast;

Revelation 3:14

Then to the angel of the church at Laodicea write thus: These are the words of the Amen, the faithful and true witness, the origin of God's creation.

Treasury of Scripture Knowledge

Summary

And righteousness shall be the girdle of his loins, and faithfulness the girdle of his reins.

General references

Bible References

Righteousness

2 Corinthians 6:7
true words, the power of God; with the weapons of integrity for attack or for defence,
Ephesians 6:14
Hold your ground, tighten the belt of truth about your loins, wear integrity as your coat of mail,
1 Peter 4:1
Well, as Christ has suffered for us in the flesh, let this very conviction that he who has suffered in the flesh gets quit of sin,
Revelation 1:13
and in the middle of the lampstands One who resembled a human being, with a long robe, and a belt of gold round his breast;

And faithfulness

Hebrews 2:17
He had to resemble his brothers in every respect, in order to prove a merciful and faithful high priest in things divine, to expiate the sins of the People.
1 John 1:9
if we confess our sins, he is faithful and just, he forgives our sins and cleanses us from all iniquity;
Revelation 3:14
Then to the angel of the church at Laodicea write thus: These are the words of the Amen, the faithful and true witness, the origin of God's creation.

General references

Galatians 5:15
(whereas, if you snap at each other and prey upon each other, take care in case you destroy one another).