Isaiah 11:5

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

Isaiah 25:1

O LORD, thou art my God, I will praise thee, and magnify thy name: For thou bringest marvelous things to pass, according to thine old counsels, truly and steadfastly.

Ephesians 6:14

Stand, therefore, and your loins gird about with verity, having on the breastplate of righteousness,

Psalm 93:1

The LORD is king, and hath put on glorious apparel; the LORD hath put on his apparel, and girded himself with strength: he hath made the round world so sure, that it cannot be moved.

Isaiah 59:17

He put righteousness upon him for a breastplate, and set the helmet of health upon his head. He put on wrath instead of clothing, and took jealousy about him for a cloak:

Hosea 2:20

In faith also will I marry thee, unto myself, and thou shalt know the LORD.

2 Corinthians 6:7

in the words of truth, in the power of God, by the armour of righteousness of the right hand and on the left hand,

Hebrews 2:17

Wherefore in all things it became him to be made like unto his brethren, that he might be merciful, and a faithful high priest in things concerning God, for to purge the people's sins.

1 Peter 4:1

Forasmuch as Christ hath suffered for us in the flesh, arm yourselves likewise with the same mind: for he which suffereth in the flesh ceaseth from sin,

1 John 1:9

If we knowledge our sins, he is faithful and just, to forgive us our sins, and to cleanse us from all unrighteousness.

Revelation 1:13

And in the midst of the candlesticks, one like unto the son of man clothed with a linen garment down to the ground, and gird about the paps with a golden girdle.

Revelation 3:14

"And unto the messenger of the congregation which is in Laodicea write, 'This saith - amen - the faithful and true witness, the beginning of the creatures of God.

Treasury of Scripture Knowledge

Summary

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

Bible References

Righteousness

Isaiah 59:17
He put righteousness upon him for a breastplate, and set the helmet of health upon his head. He put on wrath instead of clothing, and took jealousy about him for a cloak:
Psalm 93:1
The LORD is king, and hath put on glorious apparel; the LORD hath put on his apparel, and girded himself with strength: he hath made the round world so sure, that it cannot be moved.
2 Corinthians 6:7
in the words of truth, in the power of God, by the armour of righteousness of the right hand and on the left hand,
Ephesians 6:14
Stand, therefore, and your loins gird about with verity, having on the breastplate of righteousness,
1 Peter 4:1
Forasmuch as Christ hath suffered for us in the flesh, arm yourselves likewise with the same mind: for he which suffereth in the flesh ceaseth from sin,
Revelation 1:13
And in the midst of the candlesticks, one like unto the son of man clothed with a linen garment down to the ground, and gird about the paps with a golden girdle.

And faithfulness

Isaiah 25:1
O LORD, thou art my God, I will praise thee, and magnify thy name: For thou bringest marvelous things to pass, according to thine old counsels, truly and steadfastly.
Hosea 2:20
In faith also will I marry thee, unto myself, and thou shalt know the LORD.
Hebrews 2:17
Wherefore in all things it became him to be made like unto his brethren, that he might be merciful, and a faithful high priest in things concerning God, for to purge the people's sins.
1 John 1:9
If we knowledge our sins, he is faithful and just, to forgive us our sins, and to cleanse us from all unrighteousness.
Revelation 3:14
"And unto the messenger of the congregation which is in Laodicea write, 'This saith - amen - the faithful and true witness, the beginning of the creatures of God.

General references

Exodus 40:12
"Then bring Aaron and his sons unto the door of the tabernacle of witness, and wash them with water.
Psalm 9:8
For he shall judge the world in righteousness, and minister true judgment unto the people.
Galatians 5:15
If ye bite and devour one another: take heed lest ye be consumed one of another.