en_tn_lite_do_not_use/luk/10/35.md

two denarii

"two day's wages." "Denarii" is the plural of "denarius." (See: rc://en/ta/man/translate/translate-bmoney)

the host

"the innkeeper" or "the person who took care of the inn"

whatever extra you spend, when I return, I will repay you

This could be reordered. Alternate translation: "when I return, I will repay you whatever extra amount you spend"