2 Timothy 1:14

He should guard God’s revelation that God had entrusted to him as a minister of the gospel (cf. 1 Timothy 6:20). The indwelling Holy Spirit (as well as the Son, 2 Timothy 1:13) would enable him to do so.

"The appeal has come full circle. It began with God’s Spirit and his power and it has ended with the Spirit’s enabling power." [Note: Ibid., p. 382.]