In teaching on mercy ministry in Reformed settings, I often use the Regulative Principle of Worship (RPW) to make a point. The RPW teaches that we are only to worship God as He commands us to do so in Scripture. In considering matters of worship, many Reformed Christians, rightly so, insist on regulating carefully by the Word of God what takes place in the church’s worship of God.
So as I address mercy and worship, I like to say there is another RPW. Not only must we be careful to regulate our worship according to God’s Word, but we must also be diligent to insure that God’s Word is regulating us, especially in the area of mercy. Repeatedly, God’s Word emphasizes as we come into His presence that He is examining us to see if we are caring for the poor, the stranger, the widow, and the orphan as we ought. Just two samples among dozens that could be given:
God takes His stand in His own congregation; He judges in the midst of the rulers. How long will you judge unjustly and show partiality to the wicked? Vindicate the weak and fatherless; do justice to the afflicted and destitute. Rescue the weak and needy; […]