Romans 1:7 Meaning

5By whom we have received grace and apostleship, for obedience to the faith among all nations, for his name:

6Among whom are ye also the called of Jesus Christ:

7To all that be in Rome, beloved of God, called to be saints: Grace to you and peace from God our Father, and the Lord Jesus Christ.

8First, I thank my God through Jesus Christ for you all, that your faith is spoken of throughout the whole world.

9For God is my witness, whom I serve with my spirit in the gospel of his Son, that without ceasing I make mention of you always in my prayers;