That know righteousness; that love and practise it, as knowing is commonly used. In whose heart is my law; who are tacitly opposed to the carnal Jews that had the law written only in tables. Compare 2 Corinthians 3:3 Hebrews 8:10. The reproach of men; the censures of the carnal Jews. who will lead their believing and godly brethren with a world of reproaches: but let not these things discourage you.
Related Commentaries of Isaiah 51:7
Isaiah 51:7
7 Hearken unto me, ye that know righteousness, the people in whose heart is my law; fear ye not the reproach of men, neither be ye afraid of their revilings.