Then instead of Allah, he starts calling those deities who can neither harm nor help him; now that is going too far off in deviation from the Right Way
Dr. Munir Munshey
Instead of Allah, they pray to such deities that can inflict no harm, and award no benefits. That is surely the worst kind of misguidance
Dr. Kamal Omar
He invokes besides Allah that which harms him not and that which benefits him not. This one: it is the straying, far and remote
The real looser is the one who worships other than God (in any form or shape.) That is because, such idols can neither help him nor inflict a harm upon him (what a waste of time to worship it then.
Faridul Haque
They worship such, beside Allah, which neither harms them nor benefits them; this only is the extreme error
Hasan Al-Fatih Qaribullah
He calls to other than Allah, to that which neither hurts him, nor benefits him; that is indeed far error