John Calvin's Commentary on the Bible - Matthew 5:19
Verse 19 19.Whoever then shall break Christ here speaks expressly of the commandments of life, or the ten words, which all the children of God ought to take as the rule of their life. He therefore declares, that they are false and deceitful teachers, who do not restrain their disciples within obedience to the law, and that they are unworthy to occupy a place in the Church, who weaken, in the slightest degree, the authority of the law; and, on the other hand, that they are honest and faithful... read more
Adam Clarke's Commentary on the Bible - Matthew 5:22
Whosoever is angry with his brother without a cause - ὁ οργιζομενος - εικη , who is vainly incensed. "This translation is literal; and the very objectionable phrase, without a cause, is left out, εικη being more properly translated by that above." What our Lord seems here to prohibit, is not merely that miserable facility which some have of being angry at every trifle, continually taking offense against their best friends; but that anger which leads a man to commit outrages against... read more