Treasury of Scripture Knowledge
And when they were come to Jerusalem, they were received of the church, and of the apostles and elders, and they declared all things that God had done with them.
And when he desired to travel over into Achaia, he was encouraged [to do so] by the brothers, who wrote to the disciples [in Achaia and urged them] to welcome him. When he arrived [in Achaia] he was a great help to those who had become believers through the unearned favor of God. [Note: An alternate meaning is, "he was a great help, through God's unearned favor on him to those who had become believers"].
And when we came to Jerusalem, the brothers [there] welcomed us gladly.
The person who welcomes you [into his home] welcomes me. And the person who welcomes me [into his life] welcomes God, who sent me.
So, welcome one another, just as Christ has welcomed you [or, "us"], as a way of honoring God.
Aristarchus, my fellow-prisoner, sends you his greetings, along with Barnabas' cousin [John] Mark. [See Acts 12:12]. (You have received instructions to welcome Mark if he comes to you).
2 John 1:10
If anyone comes to you [i.e., to your meetings] who does not bring this teaching [about Christ], you should not welcome him into your home or give him [any] greetings [i.e., suggesting approval or endorsement].
3 John 1:8
Therefore, we should show hospitality to such men, so that we can be fellow-workers [with them] in [the cause of] the truth.
So, they were sent on their way with the backing of the [Antioch] church and traveled through both Phoenicia and Samaria, telling them about the conversion of the Gentiles. This brought great rejoicing to all the brothers [who heard about it].
And when they arrived [in Antioch of Syria], they gathered the church together and reported everything that God had done through them and how He had opened a door [of opportunity] for the [unconverted] Gentiles to [enter] the faith.
And after greeting them Paul reported one by one the things that God had brought about among the Gentiles through his ministry.
For I will not dare to speak about anything, except what Christ has done through me in bringing about the obedience of the Gentiles. He accomplished this by my message and my deeds,
1 Corinthians 15:10
But I am whatever I am because of God's unearned favor, and the favor He showed me was not for nothing [i.e., Paul made the most of his conversion by being extra diligent in his service to God]. But I worked harder than all the other apostles, yet it was not I, but God's favor on me [that accomplished it].
2 Corinthians 5:19
That is, God was in Christ restoring the world to fellowship with Himself, not counting people's sins against them. And He entrusted to us the message of restoring people to fellowship [with Him].
2 Corinthians 6:1
As workers together with God we urge you also, who have received God's unearned favor, do not allow it to be for nothing,