"The Yards of the Lord" is a symbol of "the Church," a spiritually-imaginative Gathering, a Community of righteous people whose lives are established on God's Laws of true, godly living.
"The Yards of the Lord" is the spiritual and moral state of the Assembly of the righteous, the community of people who by the fulfillment of God's Commandments are under God's guidance, under His protection, spiritually shielded by His Grace.