Water from the Rock (Exodus 17) and (Exodus 18) Jethro's Advice

     ( chapter 17)  Therefore the people contended with Moses, and said, "Give us water, that we may drink."  And Moses said to them, "Why do you contend with me?  Why do you tempt the lord?"

      (Chapter 18) Jethro, the priest of Midian, Moses' father-in-law, heard of all that God had done for Moses and for Israel His people - that the Lord had brought Israel out of Egypt.  Then Jethro, Moses' father-in-law, took  Zipporah, Moses' wife, after he had sent her back,...................