11 τίς γὰρ οἶδεν ἀνθρώπων τὰ τοῦ ἀνθρώπου εἰ μὴ τὸ πνεῦμα τοῦ ἀνθρώπου τὸ ἐν αὐτῷ; οὕτως καὶ τὰ τοῦ Θεοῦ οὐδεὶς ἔγνωκεν εἰ μὴ τὸ Πνεῦμα τοῦ Θεοῦ.
1 Corinthians 2:11 Cross References - Nestle
Romans 11:33-34
1 Corinthians 2:10
10 ἡμῖν γὰρ ἀπεκάλυψεν ὁ Θεὸς διὰ τοῦ Πνεύματος· τὸ γὰρ Πνεῦμα πάντα ἐραυνᾷ, καὶ τὰ βάθη τοῦ Θεοῦ.