Word by Word Analysis

وَقَالَ ٱلْمَلَأُ ٱلَّذِينَ كَفَرُوا۟ مِن قَوْمِهِۦ لَئِنِ ٱتَّبَعْتُمْ شُعَيْبًا إِنَّكُمْ إِذًا لَّخَـٰسِرُونَ 90

Said the eminent ones who disbelieved among his people, "If you should follow Shuʿayb, indeed, you would then be losers."