1 Corinthians 2:13

2:13 And we speak about these things, not with words taught us by human wisdom, but with those taught by the Spirit, explaining spiritual things to spiritual people. ¹ 

1 Corinthians 15:2

15:2 and by which you are being saved, if you hold firmly to the message I preached to you – unless you believed in vain.

[2:13]  ¹ tn Or “combining spiritual things with spiritual words” (i.e., words the Spirit gives, as just described).