'Man of God' in the Bible

But thou, O man of God, flee these things, and pursue righteousness, piety, faith, love, endurance, meekness of spirit.

that the man of God may be complete, fully fitted to every good work.

Paul, bondman of God, and apostle of Jesus Christ according to the faith of God's elect, and knowledge of the truth which is according to piety;

James, bondman of God and of the Lord Jesus Christ, to the twelve tribes which are in the dispersion, greeting.

And they sing the song of Moses bondman of God, and the song of the Lamb, saying, Great and wonderful are thy works, Lord God Almighty; righteous and true are thy ways, O King of nations.