Parallel
Romans 11:34
Patriarchal Greek New Testament (1904) · Berean Standard Bible
τίς γὰρ ἔγνω νοῦν Κυρίου; ἢ τίς σύμβουλος αὐτοῦ ἐγένετο;
“Who has known the mind of the Lord? Or who has been His counselor (note: Isaiah 40:13 (see also LXX))?”