Surah Al-A'raf (The Heights), Verse 132

وَقَالُوْا مَهْمَا تَاْتِنَا بِهٖ مِنْ اٰیَةٍ لِّتَسْحَرَنَا بِهَا فَمَا نَحْنُ لَكَ بِمُؤْمِنِیْنَ ۟

Wa qaaloo mahmaa taatinaa bihee min Aayatil litas'haranaa bihaa famaa nahnu laka bimu'mineen

“They said (to Moses): "Whatever be the Signs thou bringest, to work therewith thy sorcery on us, we shall never believe in thee.”

Quran 7:132 (Yusuf Ali Translation)