en_tn_lite_do_not_use/luk/02/13.md

a great, heavenly army

The word "heavenly army" here could refer to a literal army of angels, or it could be a metaphor for an organized group of angels. AT: "a large group of angels from heaven" (See: rc://en/ta/man/translate/figs-metaphor)

praising God

"giving praise to God"

Glory to God in the highest

Possible meanings are 1) "Give honor to God in the highest place" or 2) "Give the highest honor to God."

may there be peace on earth among people with whom he is pleased

"may those people on earth with whom God is pleased have peace"