en_tn/col/03/25.md

anyone who does unrighteousness will receive the penalty

The phrase "receive the penalty" means to be punished. AT: "anyone who does unrighteousness will be punished" or "God will punish anyone who does what is unrighteous"

who does unrighteousness

who actively does wrong of any kind

there is no favoritism

The abstract noun "favoritism" can be expressed with the verb "favor." To favor some people is to judge them by different standards so the result is better for them than for others who do the same actions. AT: "God does not favor anyone" or "God judges everyone by the same standard" (See: rc://en/ta/man/translate/figs-abstractnouns)