suffering wrong as the hire of wrong-doing; men that count it pleasure to revel in the day-time, spots and blemishes, revelling in their deceivings while they feast with you;

The harm they will suffer is the wages of their wickedness. They consider it a pleasure to carouse in broad daylight. They are blots and blemishes, reveling in their deception as they feast with you.

about to receive a reward of unrighteousness, pleasures counting the luxury in the day, spots and blemishes, luxuriating in their deceits, feasting with you,

receiving [the] reward of unrighteousness; accounting ephemeral indulgence pleasure; spots and blemishes, rioting in their own deceits, feasting with you;