New Revised Standard Version
Righteousness shall be the belt around his waist, and faithfulness the belt around his loins.

Contemporary English Version
Honesty and fairness will be his royal robes.

New American Bible
Justice shall be the band around his waist, and faithfulness a belt upon his hips.

Douay-Rheims Bible
And justice shall be the girdle of his loins: and faith the girdle of his reins.

And justice shall be the girdle of his loins: and faith the girdle of his reins.

righteousness

Isaiah 59:17 He put on justice as a breastplate, and a helmet of salvation upon his head: he put on the garments of vengeance, and was clad with zeal as with a cloak.

Psalm 93:1 The Lord hath reigned, he is clothed with beauty: the Lord is clothed with strength, and hath girded himself. For he hath established the world which shall not be moved.

2 Corinthians 6:7 In the word of truth, in the power of God: by the armour of justice on the right hand and on the left:

Ephesians 6:14 Stand therefore, having your loins girt about with truth and having on the breastplate of justice:

1 Peter 4:1 Christ therefore having suffered in the flesh, be you also armed with the same thought: for he that hath suffered in the flesh hath ceased from sins:

Revelation 1:13 And in the midst of the seven golden candlesticks, one like to the Son of man, clothed with a garment down to the feet, and girt about the paps with a golden girdle.

and faithfulness

Isaiah 25:1 O Lord, thou art my God, I will exalt O thee, and give glory to thy name: for thou hast done wonderful things, thy designs of old faithful, amen.

Hosea 2:20 And I will espouse thee to me in faith: and thou shalt know that I am the Lord.

Hebrews 2:17 Wherefore, it behoved him in all things to be made like unto his brethren, that he might become a merciful and faithful high priest before God, that he might be a propitiation for the sins of the people.

1 John 1:9 If we confess our sins, he is faithful and just, to forgive us our sins and to cleanse us from all iniquity.

Revelation 3:14 And to the angel of the church of Laodicea write: These things saith the Amen, the faithful and true witness, who is the beginning of the creation of God: