Ecclesiastes 11:1

Ecclesiastes 11:6 NIV
Sow your seed in the morning, and at evening let your hands not be idle, for you do not know which will succeed, whether this or that, or whether both will do equally well.

Matthew 10:42 NIV
And if anyone gives even a cup of cold water to one of these little ones who is my disciple, truly I tell you, that person will certainly not lose their reward.”

Proverbs 19:17 NIV
Whoever is kind to the poor lends to the Lord, and he will reward them for what they have done.