en_tn/act/04/24.md

General Information:

Speaking together, the people quote a Psalm of David from the Old Testament. Here the word "they" refers to the rest of the believers, but not to Peter and John.

they raised their voices with one purpose to God

To raise the voice is an idiom for speaking. "they began speaking with one purpose to God" (See: rc://en/ta/man/jit/figs-idiom)

with one purpose

This phrase translates a word that speaks of people who agree with each other and who work together to accomplish a common purpose.