Cosmas Indicopleustes

And elsewhere he thus speaks concerning our most necessary food, which the summer tropic perfects, and continues to give us for three months successively: They have been increased with their corn and wine and oil —here again in a remarkable way, in the giving of thanks, observing the order in nature and mentioning first corn, then wine, and thirdly oil, in accordance with the order, in which by the blessing of God, they are produced during the three summer months, by the agency of the rational orders, namely, angels and men

The Christian Topography, Book 8 ↗

Augustine of Hippo

[Psalm 4:7] "You have put gladness into my heart." Gladness then is not to be sought without by them, who, being still heavy in heart, "love vanity, and seek a lie;" but within, where the light of God's countenance is stamped. For Christ dwells in the inner man, [Ephesians 3:16-17] as the Apostle says; for to Him does it appertain to see truth, since He has said, "I am the truth." [John 14:6] And again, when He spoke in the Apostle, saying, "Would you receive a proof of Christ, who speaks in me?" [2 Corinthians 13:3] He spoke not of …

Exposition on Psalm 4 ↗

Thomas Aquinas

Then when he says, "You have given," he sets forth his preeminence over those sinners in goods: as if they were saying to him, you exhort us regarding your benefits, but we have everything; therefore he compares temporal things with spiritual things. And first he sets forth the spiritual; second the temporal, at "From the fruit," etc. Third the preeminence of spiritual things, at "In peace," etc. …

Exposition on the Psalms of David ↗