سورة الزمر

وَلَقَدْ أُوحِيَ إِلَيْكَ وَإِلَى الَّذِينَ مِنْ قَبْلِكَ لَئِنْ أَشْرَكْتَ لَيَحْبَطَنَّ عَمَلُكَ وَلَتَكُونَنَّ مِنَ الْخَاسِرِينَ ﴿٦٥﴾

Surah az-Zumar

65. It was revealed to you, and to those before you, that if you ascribe partners, your deeds will be in vain, and you will be among the losers.