3 occurrences

'Futile' in the Bible

and again, “The Lord knows the thoughts of the [humanly] wise, that they are useless.”

Verse ConceptsIntelligenceReasoned ArgumentFoolishness Of MenUseless Words And Thinking

Bible Theasaurus

Fruitless (19 instances)
Futile (53 instances)
Ineffectual (3 instances)
Useless (77 instances)