The end of the commandment] RV 'the end of the charge,' i.e. the aim of all true teaching as contrasted with 'fables and endless genealogies.' The gospel which Timothy had to preach consists of charity or 'love,' RV, springing from purity of heart, an enlightened conscience, and a sure faith. This was not the gospel preached by the heterodox teachers, whose doctrine consisted in quibbling subtleties, like those of the rabbis, and misrepresentations of the Law, the meaning of which they did not understand.
8-11. St. Paul guards himself against seeming to minimise the value of the Law. Properly understood, it was of the utmost use as a restraint of evil-doers. This he preached 'according to the gospel committed to his trust,' i.e. as a part of Christian teaching.
12-17. That the preaching of the gospel had been committed to him, leads him to offer a fervent thanksgiving for the grace so bestowed upon him, unworthy as he was.