Genesis 9:21

“And he drank of the wine, and was drunken, etc.] Either not being acquainted with the strength of it, as is thought by many; or having been used to weaker liquor, as water; or through the infirmity of his age; however, he was overtaken with it, and which is recorded, not to disgrace him, but to caution men against the evil of intemperance, as well as to encourage repenting sinners to expect pardon: and this shows that the best of men are not exempted from sin, nor secure from falling; and that though Noah was a perfect man, yet not as to be without sin; and that whereas he was a righteous man, he was not so by the righteousness of works, but by the righteousness of faith: and he was…”

“And he drank of the wine, and was drunken--perhaps at the festivities of the vintage season. This solitary stain on the character of so eminently pious a man must, it is believed, have been the result of age or inadvertency.”

“- XXX. The Prophecy of Noah 18. כנען kena‛an, “Kena‘an, bowed down.” 19. נפץ nāpats, “break, scatter, spread.” פוּץ pûts, “break, scatter, flow.” 20. כרם kerem, “orchard, vineyard.” 21. יין yayı̂n, “wine; related: ferment.” After the blessing on the new heads of the human race has been pronounced, and the covenant with them renewed, we are prepared for a new development of human action. This appears, however, in the form of an event which is itself a meet preliminary to the subsequent stage of affairs. The prophecy of Noah, delivered in the shape of a solemn paternal doom, pronounced upon his three sons, sketches in a few striking traits the future history of the separate families of…”

“9:21 wine . . . became drunk: Wine is a gift from God (Deut 14:26; Ps 104:15; Isa 55:1; see Luke 22:14-20; John 2:1-11). Scripture is clear, however, that excessive consumption of alcohol is a perilous sin (Prov 23:20-21, 29-35; 1 Cor 6:10).”