'Message' in the Bible

For if the message spoken through angels was legally binding and every transgression and disobedience received a just punishment,

For we also have received the good news just as they did; but the message they heard did not benefit them, since they were not united with those who heard it in faith

Now everyone who lives on milk is inexperienced with the message about righteousness, because he is an infant.

Therefore, leaving the elementary message about the Messiah, let us go on to maturity, not laying again the foundation of repentance from dead works, faith in God,