Littérature du Second Temple sur La Genèse 27:28

וְיִֽתֶּן־לְךָ֙ הָאֱלֹהִ֔ים מִטַּל֙ הַשָּׁמַ֔יִם וּמִשְׁמַנֵּ֖י הָאָ֑רֶץ וְרֹ֥ב דָּגָ֖ן וְתִירֹֽשׁ׃

Puisse-t-il t’enrichir, le Seigneur, de la rosée des cieux et des sucs de la terre, d’une abondance de moissons et de vendanges!

On the Migration of Abraham

[101] Admirable therefore also is the prayer of Isaac the self-taught for the lover of wisdom that he may receive the good things both of mind and of sense: “May God give thee,” he says, “of the dew of heaven and of the fatness of the earth” (Gen. 27:28), which is equivalent to saying in the first place “May He pour down on thee perpetually the heavenly rain apprehended by mind alone, not violently so as to deluge thee, but in gentle stillness like dew so as to do thee good”; and secondly “May He grant thee the earthly, the outward and visible wealth; may that wealth abound in marrow and fatness and may its opposite, the poverty of the soul and its parts, be withered and dried up by His grace.”