This follows the reading, καὶ οὓς μὲν ἐλεεῖτε (ἐλεᾶτε) διακρινόμενοι. The best texts, however, read διακρινομένους, which would require, “On some have mercy who are in doubt. So Rev. Others, again, for ἐλεεῖτε, have mercy, read ἐλέγχετε, reprove, and render διακρινομένους, who are contentious: “Some who are contentious rebuke.” The Rev. rendering better suits what follows.