What should Christians stand in according to 1 Corinthians 15?
According to 1 Corinthians 15:1, Christians stand positionally in the gospel Paul declared, preached, and received. This gospel is not Methodist, Baptist, Catholic, or any other named gospel; it is simply the Gospel. It is also the message by which they are saved.
Les teaches from 1 Corinthians 15:1 that the gospel is the ground of the believer's position: Paul declared the gospel he preached, and he says, "wherein you stand positionally." When Ephesians says "Above all, stand," the question is what to stand in, and the answer is this Gospel. Les stresses that it is not a Methodist, Baptist, Catholic, or any other named gospel, but simply the Gospel. The same gospel is "by which also you are saved." He illustrates salvation by noting people speak of being saved from financial ruin, and the spiritual use is similar: Paul says this Gospel makes salvation possible. Therefore believers are to keep in memory, know what they have believed, lest they believe in vain.
Moreover, brethren, I declare unto you the gospel which I preached unto you, which also ye have received, and wherein ye stand;