Surah Fatir, ayah 42

35:42

وَأَقۡسَمُواْ بِٱللَّهِ جَهۡدَ أَيۡمَٰنِهِمۡ لَئِن جَآءَهُمۡ نَذِيرٞ لَّيَكُونُنَّ أَهۡدَىٰ مِنۡ إِحۡدَى ٱلۡأُمَمِۖ فَلَمَّا جَآءَهُمۡ نَذِيرٞ مَّا زَادَهُمۡ إِلَّا نُفُورًا ٤٢

Wa aqsamū billāhi jahda aymānihim la in jā'ahum nadhīrul layakūnunna ahdā min ihdal-umami falammā jā'ahum nadhīrum mā zādahum illā nufūrā

And they swore by Allāh their strongest oaths that if a warner came to them, they would be more guided than [any] one of the [previous] nations. But when a warner came to them, it did not increase them except in aversion