a kansu

against them, against themselves, upon them.
and in (the tribe of) a'ad (there is a portent) when we sent the fatal wind against them. <> kuma ga adawa, a lokacin da muka aika iska ƙeƙasasshiya a kansu. = [ 51:41 ] kuma ga adawa ma (akawai ayah). sa'ad da muka aika iskar bala'i a kansu. --Qur'an 51:41