Word by Word Analysis

فَقَالُوا۟ عَلَى ٱللَّهِ تَوَكَّلْنَا رَبَّنَا لَا تَجْعَلْنَا فِتْنَةً لِّلْقَوْمِ ٱلظَّـٰلِمِينَ 85

So they said, "Upon Allāh do we rely. Our Lord, make us not [objects of] trial for the wrongdoing people