1 Corinthians 2:14

2:14 The unbeliever ¹  does not receive the things of the Spirit of God, for they are foolishness to him. And he cannot understand them, because they are spiritually discerned.

1 Corinthians 10:27

10:27 If an unbeliever invites you to dinner and you want to go, eat whatever is served without asking questions of conscience.

[2:14]  ¹ tn Grk “natural person.” Cf. BDAG 1100 s.v. ψυχικός a, “an unspiritual pers., one who merely functions bodily, without being touched by the Spirit of God.”