en_tn/luk/01/77.md

to give knowledge of salvation ... by the forgiveness of their sins

The phrase "give knowledge" is a metaphor for teaching. The abstract nouns "salvation" and "forgiveness" can be expressed with the verbs "save" and "forgive." AT: "to teach his people salvation through the forgiveness of their sins" or "to teach his people how God saves people by forgiving their sins" (See: rc://en/ta/man/translate/figs-metonymy and rc://en/ta/man/translate/figs-abstractnouns)