Yusuf Ali
They also say: "When will this promise (come to pass)? (Say) if ye are truthful."

Sahih International
And they say, "When is [the fulfillment of] this promise, if you should be truthful?"

Shakir
And they say: When will this threat come to pass, if you are truthful?

Pickthall
And they say: When (will) this promise (be fulfilled), if ye are truthful?

محمد جالندھری
اور کہتے ہیں کہ اگر تم سچے ہو تو یہ وعدہ کب پورا ہوگا؟