In Exodus 17 he Israelites quarreling with Moses about the lack of water, and Moses rebuking the Israelites for testing Yahweh; This narrative states that on account of their thirst, the Israelites grumbled against Moses (Exodus 17:3) so Moses, in fear for his life, appeals to Yahweh (Exodus 17:4); the narrative continues with Yahweh telling Moses to walk ahead of the others, and strike the rock at Horeb with his rod, and when Moses does this, it causes the rock to expel water.