972 B
All who heard them
"All who heard about these matters"
stored them in their hearts
Thinking often about things that have happened is spoken of as putting those things safely in their hearts. Alternate translation: "thought carefully about these matters" or "thought a lot about these events" (See: rc://en/ta/man/translate/figs-metaphor)
hearts, saying
"hearts. They asked"
What then will this child become?
"What kind of great person will this baby grow up to be?" It is also possible that this question was meant to be a statement of their surprise at what they had heard about the baby. Alternate translation: "What a great man this child will be!" (See: rc://en/ta/man/translate/figs-rquestion)
the hand of the Lord was with him
The phrase "the hand of the Lord" refers to the Lord's power. Alternate translation: "the Lord's power was with him" or "the Lord was working in him powerfully" (See: rc://en/ta/man/translate/figs-metonymy)