en_tn/luk/02/17.md

they made known to people

"the shepherds told people"

what had been said to them

This could be translated as "what the angels had told the shepherds."

this child

"the baby"

what was spoken to them by the shepherds

"what the shepherds told them"

treasuring them in her heart

This could be translated as "carefully remembering them" or "joyfully remembering them." A treasure is something that is very valuable or precious. Mary considered the things she was told about her son to be very precious. (See: rc://en/ta/man/translate/figs-metaphor)

returned

This could be translated as "went back to the sheep fields."

glorifying...God

This could be translated as "talking about God's greatness."