NET

13 suffering harm as the wages for their harmful ways. By considering it a pleasure to carouse in broad daylight, they are stains and blemishes, indulging in their deceitful pleasures when they feast together with you.

Darby

13 receiving [the] reward of unrighteousness; accounting ephemeral^D9327 indulgence pleasure; spots and blemishes, rioting in their own deceits, feasting with you;

Darby Bible Notes

ephemeral - Or 'by day,' in contrast with 'they that be drunk are drunk in the night,' 1Thess. 5.7-8.

KJV

13 And shall receive the reward of unrighteousness, [as] they that count it pleasure to riot in the day time. Spots [they are] and blemishes, sporting themselves with their own deceivings while they feast with you;