Translation of "поникло" in English

И сказал Господь Каину: почему ты огорчился? и отчего поникло лицо твое?

And the Lord said to him: Why art thou angry? and why is thy countenance fallen?

А на Каина и на дар его не призрел. Каин сильно огорчился, и поникло лицо его.

But to Cain and his offerings he had no respect: and Cain was exceeding angry, and his countenance fell.