Surah Al-Ankaboot Verse 50 - English Translation by George Sale
Surah Al-Ankabootوَقَالُواْ لَوۡلَآ أُنزِلَ عَلَيۡهِ ءَايَٰتٞ مِّن رَّبِّهِۦۚ قُلۡ إِنَّمَا ٱلۡأٓيَٰتُ عِندَ ٱللَّهِ وَإِنَّمَآ أَنَا۠ نَذِيرٞ مُّبِينٌ
They say, unless a sign be sent down unto him from his Lord, we will not believe. Answer, signs are in the power of God alone; and I am no more than a public preacher