10

YUSUFALI : Then watch thou for the Day that the sky will bring forth a kind of smoke (or mist) plainly visible,

PICKTHAL : But watch thou (O Muhammad [sallallahu alayhi wa sallam]) for the day when the sky will produce visible smoke

SHAKIR : Therefore keep waiting for the day when the heaven shall bring an evident smoke,

M& HILALI : Then wait you for the Day when the sky will bring forth a visible smoke.