وَلَا تَدۡعُ مِن دُونِ ٱللَّهِ مَا لَا يَنفَعُكَ وَلَا يَضُرُّكَۖ فَإِن فَعَلۡتَ فَإِنَّكَ إِذٗا مِّنَ ٱلظَّـٰلِمِينَ
and do not call, apart from God, on that which neither profits nor hurts thee, for if thou dost, then thou wilt surely be of the evildoers
Author: A. J. Arberry