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29 And God said, Behold, I have given you every herb bearing seed, which is upon the face of all the earth, and every tree, in the which is the fruit of a tree yielding seed; to you it shall be for meat.
The manger where the shepherds found the infant Lord symbolized spiritual nourishment. (De Verbo 7)
7 Go to, let us go down, and there confound their language, that they may not understand one another's speech.