πόθεν

Etymology
From. Compare its indefinite form.

Adverb

 * 1) whence?, from where?
 * 2) whence?, from what source?
 * 3) wherefore?, why?, how?, for what reason?, how come?

Usage notes

 * This word can be used to introduce direct and indirect questions. can only introduce indirect questions.
 * Object generally takes the genitive case.