Ephesians 5:4 nor filthiness, nor foolish talking, nor jesting, which are not appropriate; but rather giving of thanks. (See NAS RSV)
1 Timothy 4:7 But refuse profane and old wives' fables. Exercise yourself toward godliness. (See RSV)
2 Timothy 3:6 For of this sort are they which creep into houses, and lead captive silly women laden with sins, led away with divers lusts, (KJV ASV DBY WBS YLT)
Job 5:2 For wrath killeth the foolish man, and envy slayeth the silly one. (KJV JPS ASV WBS)
Hosea 7:11 Ephraim also is like a silly dove without heart: they call to Egypt, they go to Assyria. (KJV JPS ASV DBY WBS NAS RSV)