jahannam

And when they had vaunted themselves in this manner God, the Lover of men, said unto them, "If now ye go astray so far as this in transgressing My word, the wrong will be upon your own heads, [for] Jahannam (or, hell), and fire, and sulphur, and fervent heat, and whirlwind shall be your habitation until the Great Day: ye shall be kept in chains which can neither be loosened nor broken for ever.