Exodus 17:3

³ And the people thirsted there for water; and the people murmured against Moses, and said, Wherefore is this that thou hast brought us up out of Egypt, to kill us and our children and our cattle with thirst?

Nissi

'Jehovah Nissi' means continual war and protection of the Lord. 'Nissi' means my flag, or my standard, in Hebrew.