“Therefore all things whatsoever ye would that men should do to you, do ye even so to them: for this is the law and the prophets.”
Matthew 7:12 — Greek Interlinear
Church Fathers on Matthew 7:12
Firmness and strength of walking by the way of wisdom in good habits is thus set before us, by which men are brought to purity and simplicity of heart; concerning which having spoken a long time, He thus concludes, 'All things whatsoever ye would, &c.' For there is no man who would that another should act towards him with a double heart.
Otherwise; He had above commanded us in order to sanctify our prayers that men should not judge those who sin against them. Then breaking the thread of his discourse He had introduced various other matters, wherefore now when He returns to the command with which He had begun, He says, 'All things whatsoever ye would, &c.' That is; I not only command that ye judge not, but 'All things whatsoever ye would that men should do unto you, do ye unto them;' and then you will be able…
Otherwise; The Holy Spirit is the distributor of all spiritual goods, that the deeds of charity may be fulfilled; whence He adds, 'All things therefore, &c.'