This is Isaac's blessing. He thought he was speaking to Esau, but he was speaking to Jacob.

## you ##

Here "you" is singular and refers to Jacob. But the blessing would also apply to Jacob's descendants. (See: [[rc://en/ta/man/translate/figs-you]])

## dew from heaven ##

"mist in the air" or "rain from the sky"

## and of the fatness of the earth ##

The word "fatness of the earth" refers to "fertile land" or "a land that produces plenty." This could be translated as "and good soil for producing crops." (See: [[rc://en/ta/man/translate/figs-idiom]])