Wherein thy great strength lieth; what is the cause of this prodigious strength, or wherein doth it consist? She seems to ask merely out of curiosity, to understand the state of a person whom she so highly values.
Related Commentaries of Judges 16:6
Judges 16:6
6 And Delilah said to Samson, Tell me, I pray thee, wherein thy great strength lieth, and wherewith thou mightest be bound to afflict thee.