Yusuf Ali
Even if every Sign was brought unto them,- until they see (for themselves) the penalty grievous.

Sahih International
Even if every sign should come to them, until they see the painful punishment.

Shakir
Though every sign should come to them, until they witness the painful chastisement.

Pickthall
Though every token come unto them, till they see the painful doom.

محمد جالندھری
جب تک کہ عذاب الیم نہ دیکھ لیں خواہ ان کے پاس ہر (طرح کی) نشانی آجائے