en_tn_condensed/1th/01/10.md

For they themselves ... They tell ... They report

Paul is referring to the churches that already existed in the surrounding regions, who have heard about the Thessalonian believers.

his Son

This is an important title for Jesus that describes his relationship to God. (See: rc://en/ta/man/translate/guidelines-sonofgodprinciples)

whom he raised

"whom God caused to live again"

from the dead

"so that he was no longer dead." This expression describes all dead people together in the underworld. To come back from among them speaks of becoming alive again.

who frees us

Here Paul includes the Thessalonian believers. (See: rc://en/ta/man/translate/figs-inclusive)