Eastern Fathers
Cyril of Jerusalem
Concerning food. Let the body have its victuals, that it may live and render its services unimpeded, but not so as to be given to daintiness. Let these be your rules regarding food, since many trip up over meat. There are those who eat things sacrificed to idols without taking any notice. There are others who practice abstinence and then pass judgment on those who eat. …
Catechetical Lecture 4:27 ↗
Western Saints
Augustine of Hippo
For the next words are, "They that sow in tears, shall reap in joy" [Psalm 126:5]. In this life, which is full of tears, let us sow. What shall we sow? Good works. Works of mercy are our seeds: of which seeds the Apostle says, "Let us not be weary in well doing; for in due season we shall reap if we faint not." [Galatians 6:9] Speaking therefore of almsgiving itself, what says he? …
Exposition on Psalm 126 ↗
Bede
But this discourse of the Lord is also appropriate to all believers who are striving to arrive at eternal joys through the tears and distress of the present [life]; who rightly lament and weep and are sorrowful during the present [time], since they are not yet capable of seeing him whom they love. As long as they are in their body they recognize that they are on a journey and [absent] from their fatherland and kingdom. They have no doubt that they must reach their crown by labors and contests. …
Homilies on the Gospels 2:13 ↗
Bernard of Clairvaux
Whoever among you therefore, after those bitter and tearful beginnings of his conversion, rejoices that he has breathed again into hope and, lifted up on the wings of grace, has flown forth into a certain serenity of heavenly consolation; he indeed already reaps, receiving the temporal fruit of his tears; and he himself has seen God and has heard the voice of him who says: Give to her from the fruits of her hands. For how has he not seen God, who has tasted and seen that the Lord is sweet? …
Sermons on the Song of Songs, Sermon 37 ↗