'Message' in the Bible

{For we also have had the good news proclaimed to us}, just as those also [did], but the message {they heard} did not benefit them, [because they] were not united with those who heard [it] in faith.

For everyone who partakes of milk [is] unacquainted with the message of righteousness, because he is an infant.

Therefore, leaving behind the elementary message about Christ, let us move on to maturity, not laying again a foundation of repentance from dead works and faith in God,