'Saying' in the Bible

This is a faithful and trustworthy statement, deserving full acceptance and approval, that Christ Jesus came into the world to save sinners, among whom I am foremost.

This is a faithful and trustworthy saying: if any man [eagerly] seeks the office of overseer (bishop, superintendent), he desires an excellent task.

This is a faithful and trustworthy saying worthy of full acceptance and approval.

Now at the same time, they also learn to be idle as they go from house to house; and not only idle, but also gossips and busybodies [meddlers in things that do not concern them], talking about things they should not mention.