Surah Al-Mu'minun 23:34

وَلَئِنْ أَطَعْتُم بَشَرًا مِّثْلَكُمْ إِنَّكُمْ إِذًا لَّخَـٰسِرُونَ

And if you should obey a man like yourselves, indeed, you would then be losers.

Translation: Saheeh International

Tafsir

And by God if you obey a human being like yourselves this clause contains both an oath and a conditional; the response belongs to the former the oath which at the same time suffices in place of a response for the latter the conditional you will surely then that is should you obey them be losers you will have been …

Excerpt from Tafsir al-Jalalayn, commentary on 23:34, via Quran.com. The reader has the full commentary and 9 more tafsirs.