The Names of Allah
The Caller.
20:108On that day they follow the summoner who deceiveth not, and voices are hushed for the Beneficent, and thou hearest but a faint murmur.
50:41And listen on the day when the crier crieth from a near place,
54:6So withdraw from them (O Muhammad) on the day when the Summoner summoneth unto a painful thing.
54:8Hastening toward the summoner; the disbelievers say: This is a hard day.