لِّنَفۡتِنَهُمۡ فِيهِۚ وَمَن يُعۡرِضۡ عَن ذِكۡرِ رَبِّهِۦ يَسۡلُكۡهُ عَذَابٗا صَعَدٗا
Linaftinahum feehi waman yuAArid AAan thikri rabbihi yaslukhu AAathaban saAAadan
"That We might try them by that (means). But if any turns away from the remembrance of his Lord, He will cause him to undergo a severe Penalty.