This week's service featured Dr. John Clayton's sermon, "The Rock of Our Salvation," from Exodus 17:1-7, as the church observed the sacrament of the Lord's Supper. The hymns for this week were "Rock of Ages (When the Day Seems Long," "Psalm 105 (verses 38-45)," "The Apostles' Creed," and "Rock of Ages, Cleft for Me."