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5 And God called the light Day, and the darkness he called Night. And the evening and the morning were the first Day.
A fruitful one signifies spiritual good from charity.
(References: Apocalypse Explained 357)
13 In the cities of the hill country, in the cities of the lowland, and in the cities of the South, and in the land of Benjamin, and in the places about Jerusalem, and in the cities of Judah, shall the flocks again pass under the hands of him who numbers them, says Yahweh.