Since Nineveh was to become a place for wild animals and birds, the voice that would keep singing refers to birdsong and possibly to the sound of the wind in the windows of deserted buildings.
Kuna Niinivest pidi saama metsloomade ja lindude asupaik, viitab see linnulaulule ja võib - olla ka mahajäetud hoonete akendes vihisevale tuulele.