Commentaries
1:8-15 We must show love for our friends, not only by praying for them, but by praising God for them. As in our purposes, so in our desires, we must remember to say, If the Lord will, Jas 4:15. Our journeys are made prosperous or otherwise, according to the will of God. We should readily impart to others what God has trusted to us, rejoicing to make others joyful, especially taking pleasure in communing with those who believe the same things with us. If redeemed by the blood, and converted by the grace of the Lord Jesus, we are altogether his; and for his sake we are debtors to all men, to do all the good we can. Such services are our duty.
8. your faith is spoken of throughout the whole world—This was quite practicable through the frequent visits paid to the capital from all the provinces; and the apostle, having an eye to the influence they would exercise upon others, as well as their own blessedness, given thanks for such faith to "his God through Jesus Christ," as being the source, according to his theology of faith, as of all grace in men.