Yunus · Ayah 53
وَيَسْتَنۢبِـُٔونَكَ أَحَقٌّ هُوَ قُلْ إِى وَرَبِّىٓ إِنَّهُۥ لَحَقٌّ وَمَآ أَنتُم بِمُعْجِزِينَ
And they ask information of you, [O Muḥammad], "Is it true?" Say, "Yes, by my Lord. Indeed, it is truth; and you will not cause failure [to Allāh]."
Quran 10:53 (Yunus) · Saheeh International, Noor International Center (QuranEnc v1.1.2)