2 Corinthians 9:10

Hosea 10:12 NIV
Sow righteousness for yourselves, reap the fruit of unfailing love, and break up your unplowed ground; for it is time to seek the Lord, until he comes and showers his righteousness on you.

Isaiah 55:10 NIV
As the rain and the snow come down from heaven, and do not return to it without watering the earth and making it bud and flourish, so that it yields seed for the sower and bread for the eater,