Yusuf Ali
And that My Penalty will be indeed the most grievous Penalty.

Sahih International
And that it is My punishment which is the painful punishment.

Shakir
And that My punishment-- that is the painful punishment.

Pickthall
And that My doom is the dolorous doom.

محمد جالندھری
اور یہ کہ میرا عذاب بھی درد دینے والا عذاب ہے