How much then is a man better than a sheep? (Matthew 6:26; Matthew 10:31). Wherefore it is lawful to do well (to do good, Revised Version) on the sabbath days. He answers their question about healing (Matthew 12:10) by enunciating a general principle which would cover more.
"Doing good" (perhaps merely "well-doing," Acts 10:33; 1 Corinthians 7:37; but probably "doing good to" another, cf. Luke 6:26, Luke 6:27; and the parallel passages here, ἀγαθοποιῆσαι ἢ κακοποιῆσαι) is to be one test by which the duty of resting or of working on the sabbath is to be determined.