Some people have strayed away from these things and have turned aside to useless discussions.

holding on to [your] faith and a good conscience. Some people have rejected these things, resulting in the "shipwreck" of their faith [i.e., their spiritual life was ruined].

Now the Holy Spirit specifically says that in later times [Note: "Later times" in the New Testament usually refers to the period following the first coming of Christ and the establishment of the church], some people will fall away from the faith [i.e., the true teaching of Christianity]. They will pay attention to deceitful spirits [i.e., lying people] and the teaching of evil spirits.

For physical training is useful to some extent [or, "for a short time"], but living godly is useful in every way, for it promises benefits [not only] for the present life, but [also] for the life to come.

Thus, they bring the judgment [for being untrustworthy] on themselves because they have broken their previous pledge. [Note: This probably refers to younger widows who pledged themselves to fulfill some important church activity and then quit suddenly to get married. But some suggest it refers to them leaving the faith and marrying a non-Christian].

For some [young widows] have already turned away [from their commitment to God] to serve Satan.

The sins of some people are evident, preceding them to [the day of] judgment, but the sins of other people follow them there.

For, loving money is a source of all kinds of evil, [and] some people who crave it have been led astray from the faith, and have stabbed themselves [in the heart] with many sorrows.

which some people have claimed [to have], and in doing so have strayed from the faith. May [God's] unearned favor be upon you.