King James Version (KJV)
And righteousness shall be the girdle of his loins, and faithfulness the girdle of his reins.
Modern English
Righteousness will be the belt of his waist, and faithfulness the belt of his waist.
Hebrew
וְהָ֥יָה צֶ֖דֶק אֵז֣וֹר מָתְנָ֑יו וְהָאֱמוּנָ֖ה אֵז֥וֹר חֲלָצָֽיו׃
vhayah ṣedeq ʾezvor matnayv vhaʾemvnah ʾezvor ḥalaṣayv