Romans 11:34

“For who hath known the mind of the Lord, etc..] The intentions of his mind, the thoughts of his heart, and the counsels of his will: these could never have been known, if he had not revealed them; nor can the doctrines relating to them, though externally revealed, be known by the natural man, or by the mere dint of nature, but only by the light of the Spirit of God; who searches them, and makes them known in a spiritual manner to spiritual men, who have a spiritual discerning of them; and yet even by these they are not known perfectly, only in part, and are seen through a glass darkly: or who hath been his counsellor? or was of his council, when all things were fixed according to his…”

“For who hath known the mind of the Lord?--See Job 15:8; Jer 23:18. or who hath been his counsellor--See Isa 40:13-14.”

“For who hath known? ... - This verse is a quotation, with a slight change, from Isaiah 40:13, “Who hath directed the Spirit of the Lord, or being his counsellor hath taught him?” It is designed to express the infinite wisdom and knowledge of God, by affirming that no being could teach him, or counsel him. Earthly monarchs have counsellors of state, whom they may consult in times of perplexity or danger. But God has no such council. He sits alone; nor does he call in any or all of his creatures to advise him. All created beings are not qualified to contribute anything to enlighten or to direct him. It is also designed to silence all opposition to his plans, and to hush all murmurings. The…”

“Who hath known the mind of the Lord - Before or any farther than he has revealed it. Isa 40:13. Romans 11:35”

“Job 15:8, Job 36:22; Isa 40:13; Jer 23:18; Co1 2:16 Romans 11:35”