Pray	Time

Tafseer Ibn Kathir of AN NAHL [46]

أَوْ يَأْخُذَهُمْ فِي تَقَلُّبِهِمْ فَمَا هُم بِمُعْجِزِينَ

Or that He would not seize them during their [usual] activity, and they could not cause failure?