Surah Ghafar (The Forgiver), Verse 34

وَلَقَدْ جَآءَكُمْ یُوْسُفُ مِنْ قَبْلُ بِالْبَیِّنٰتِ فَمَا زِلْتُمْ فِیْ شَكٍّ مِّمَّا جَآءَكُمْ بِهٖ حَتّٰۤی اِذَا هَلَكَ قُلْتُمْ لَنْ یَّبْعَثَ اللّٰهُ مِنْ بَعْدِهٖ رَسُوْلًا كَذٰلِكَ یُضِلُّ اللّٰهُ مَنْ هُوَ مُسْرِفٌ مُّرْتَابُ ۟

Wa laqad jaaa'akum Yoosufu min qablu bil baiyinaati famaa ziltum fee shakkim mimmaa jaaa'akum bihee hattaaa izaa halaka qultum lai yab asal laahu mim ba'dihee Rasoolaa; kazaalika yudillul laahu man huwa Musrifum murtaab

“"And to you there came Joseph in times gone by, with Clear Signs, but ye ceased not to doubt of the (Mission) for which he had come: At length, when he died, ye said: 'No messenger will Allah send after him.' Thus doth Allah leave to stray such as transgress and live in doubt,-”

Quran 40:34 (Yusuf Ali Translation)