First Lesson: Exodus 17:3-7

Theme: Hardened hearts and God's salvation

Call to Worship
Pastor: There is a very ugly side to human nature: God guides, protects, and loves us. Yet we find it so easy to rebel against him.
People: God blesses us so much, that when we must face hardships, we feel he has deserted us.
Pastor: When the Israelites complained to Moses about not having water, God proved he had not deserted them and gave them water from a rock.
People: We know our sinfulness hurts God. Yet in Christ, he forgives our sins and gives us living water.

Collect
Most merciful Father, who led your children of old through the wilderness, and who leads your children today through all kinds of hardships: Melt the hardness of our hearts; that we may not bring you hurt, but give you the joy of …