Paul gives an example of two false teachers from the time of Moses—men who are not mentioned in the Old Testament—and applies it to the way people will be. Paul encourages Timothy to follow his own example and stay in God's word.
Paul speaks of those who argued against Moses as if they had stood against him. Alternate translation: "opposed" (See: [[rc://en/ta/man/translate/figs-metaphor]])
They have been tested in how well they trust in Christ and obey him, and they have failed the test. Alternate translation: "and without sincere faith" or "and they have shown that their faith is not genuine"