67:25

Al-Mulk 67:25

وَيَقُولُونَ مَتَىٰ هَٰذَا ٱلْوَعْدُ إِن كُنتُمْ صَٰدِقِينَ

Wa yaqooloona mataa haazal wa'du in kuntum saadiqeen

They ask: When will this promise be (fulfilled)? - If ye are telling the truth.