Miriam got angry as she was not a Jewish lady.
Her name was Tzipora (Exodus ch.2).
Tzipora is a biblical name, primarily known through its association with the wife of Moses in the Old Testament. She was a Midianite woman who played a significant role in supporting Moses and his leadership in the Israelite community during their journey in the wilderness.
Miriam was Moses' older sister.
Amram was a Levite and married his father's sister, Jochebed. He and she were the parents of Mariam, Aaron and Moses. (Exodus 6:20; Numbers 26:59)
moses was married to his sister
God was angry with Moses because Moses did not follow God's instructions to speak to a rock to bring forth water, but instead he struck the rock with his staff out of frustration.
Moses got married at the age of 40.
Moses married a daughter of Yitro, who was a priest in Midian.
Miriam is the Hebrew name for Mary. Miriam is also Moses' sister, the one who watches while Pharaoh's daughter pulls baby Moses out of the water and then offers to find a wetnurse.
Moses was married to Jethro's daughter.
God was angry with Moses because Moses did not follow God's instructions when striking a rock to bring forth water for the Israelites.
Moses hit the rock because he was frustrated and angry with the Israelites for complaining about not having water.