'Dew' in the Bible

May my teaching trickle like the dew, my words like rain showers on tender grass, and like spring showers on new growth.

And of Joseph he said, "Blessed by Yahweh [is] his land, with the choice things of heaven, with dew, and with the deep lying down beneath,

So Israel dwells alone [and] carefree, the spring of Jacob in a land of grain and wine; his heavens even drip dew.