James 5:4
I tell you that the pay of the labourers who have gathered in your crops--pay which you are keeping back--is calling out against you; and the outcries of those who have been your reapers have entered into the ears of the Lord of the armies of Heaven.
Romans 9:29
Even as Isaiah says in an earlier place, "Were it not that the Lord, the God of Hosts, had left us some few descendants, we should have become like Sodom, and have come to resemble Gomorrah."
Luke 18:7
And will not God avenge the wrongs of His own People who cry aloud to Him day and night, although He seems slow in taking action on their behalf?
Colossians 4:1
Masters, deal justly and equitably with your slaves, knowing that you too have a Master in Heaven.