πόθεν from which (as interrogative) or what (as relative) place, state, source or causeDerivation: from the base of G4213 with enclitic adverb of origin;KJV Usage: whence. G4213
Thayer:1) of place: from where, from what condition 2) of origin or source: from what author or giver 3) of cause: how is that?, how can that be?
πόθεν pothen poth'-en From the base of G4213 with enclitic adverb of origin; from which (as interrogitive) or what (as relative) place, state, source or causeKJV Usage: whence.