Surah Al-A'raf (7:90)

وَقَالَ ٱلْمَلَأُ ٱلَّذِينَ كَفَرُوا۟ مِن قَوْمِهِۦ لَئِنِ ٱتَّبَعْتُمْ شُعَيْبًا إِنَّكُمْ إِذًا لَّخَٰسِرُونَ

And the chiefs from his people who covered [the truth] said, “If you follow Shuʿayb, you will then surely be the losers.”