Ye are witnesses, and God also, how holily and justly and unblameably we behaved ourselves among you that believe:
Ver. 10. Ye are witnesses, and God also] Happy is that man that can be acquitted by himself in private, in public by others, in both by God: bystanders may see more.
How holily, and justly, and unblameably] Here he practised his own precepts, Titus 2:12. And herein lies the difference between divinity and other sciences, that it is not enough to prescribe it, but you must practise it, as lessons of music, and as a copy must not be read only, but acted also.