Luk 24:25 And he said to them, O foolish ones, and slow of heart to believe all that the prophets have spoken!
Rom 1:14 I am under obligation both to Greeks and to barbarians, both to the wise and to the foolish.

Gal 3:1 O foolish Galatians! Who has bewitched you? It was before your eyes that Jesus Christ was publicly portrayed as crucified.
Gal 3:3 Are you so foolish? Having begun by the Spirit, are you now being perfected by the flesh?
1Ti 6:9 But those who desire to be rich fall into temptation, into a snare, into many senseless and harmful desires that plunge people into ruin and destruction.
Tit 3:3 For we ourselves were once foolish, disobedient, led astray, slaves to various passions and pleasures, passing our days in malice and envy, hated by others and hating one another.
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