Ephesians 6:14

Stand therefore, first fastening round you the girdle of truth and putting on the breastplate of uprightness

2 Corinthians 6:7

by the proclamation of the truth, by the power of God; by the weapons of righteousness, wielded in both hands;

Hebrews 2:17

And for this purpose it was necessary that in all respects He should be made to resemble His brothers, so that He might become a compassionate and faithful High Priest in things relating to God, in order to atone for the sins of the people.

1 Peter 4:1

Since, then, Christ has suffered in the flesh, you also must arm yourselves with a determination to do the same--because he who has suffered in the flesh has done with sin--

1 John 1:9

If we confess our sins, He is so faithful and just that He forgives us our sins and cleanses us from all unrighteousness.

Revelation 1:13

and in the center of the lampstands some One resembling the Son of Man, clothed in a robe which reached to His feet, and with a girdle of gold across His breast.

Revelation 3:14

"And to the minister of the Church at Laodicea write as follows: "'This is what the Amen says--the true and faithful witness, the Beginning and Lord 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
by the proclamation of the truth, by the power of God; by the weapons of righteousness, wielded in both hands;
Ephesians 6:14
Stand therefore, first fastening round you the girdle of truth and putting on the breastplate of uprightness
1 Peter 4:1
Since, then, Christ has suffered in the flesh, you also must arm yourselves with a determination to do the same--because he who has suffered in the flesh has done with sin--
Revelation 1:13
and in the center of the lampstands some One resembling the Son of Man, clothed in a robe which reached to His feet, and with a girdle of gold across His breast.

And faithfulness

Hebrews 2:17
And for this purpose it was necessary that in all respects He should be made to resemble His brothers, so that He might become a compassionate and faithful High Priest in things relating to God, in order to atone for the sins of the people.
1 John 1:9
If we confess our sins, He is so faithful and just that He forgives us our sins and cleanses us from all unrighteousness.
Revelation 3:14
"And to the minister of the Church at Laodicea write as follows: "'This is what the Amen says--the true and faithful witness, the Beginning and Lord of God's Creation.

General references

Galatians 5:15
But if you are perpetually snarling and snapping at one another, beware lest you are destroyed by one another.