Remember the word that I said unto you, The servant is not greater than his lord. If they have persecuted me, they will also persecute you; if they have kept my saying, they will keep yours also.
Ver. 20. Remember the word, &c.] Else all is lost, 1 Corinthians 15:2. Naturally the word runs through us, as water through a riven vessel: Pleni rimarum sumus, huc atque illuc diffuimus. Our memories are as sieves, that retain the chaff, let go the good grain; or as nets, that keep the pelf, let go the clean water; or as hour glasses, that are no sooner full, but running out again. Beseech we God to put his finger upon the hole, and to make his word an engrafted word unto us, to settle it upon our souls, μηποτε παραρυωμεν, Hebrews 2:1 .
If they have kept my saying, &c.] But they will do neither. Holy Melancthon, being himself newly converted, thought it impossible for his hearers to withstand the evidence of the gospel; but after he had been a preacher awhile, it is said he complained that old Adam was too hard for young Melancthon.