Matthew Poole's English Annotations on the Holy Bible - 3 John 1:1-2
This Gaius was well known by the apostle, not only to be a stedfast professor of the truly Christian, uncorrupted faith, (which is implied in his avowing his love to him in the truth, or upon the Christian account), but to be so improved and well-grown a Christian, that he reckons he might well make the prosperous state of his soul the measure of all the other prosperity he could wish unto him. read more
Arthur Peake's Commentary on the Bible - 3 John 1:2-8
3 John 1:2-Ruth : . Commendation of Gaius.— John expresses his delight at the witness borne to the moral integrity of Gaius by some who had visited the apostle. He prays that Gaius may have prosperity and health commensurate with his spiritual wellbeing. Gaius is also commended for the hospitality which he is known to give to evangelists who travelled in the interests of the Gospel. To entertain such men and set them on their way in a worthy fashion was gracious service to the truth. 3 John... read more