What were the signs that God gave Moses to encourage him?

Moses answered, ‘What if they do not believe me or listen to me and say, ‘The LORD did not appear to you’?”

Then the LORD said to him, “What is that in your hand?”

“A staff,” he replied.

“This,” said the LORD, “is so that they may believe that the LORD, the God of their fathers—the God of Abraham, the God of Isaac and the God of Jacob—has appeared to you,” (Exodus 4:1-5).

Explanation:

Take some water from the Nile and pour it on the dry ground. The water you take from the Nile will become blood on the ground,”

you need to post the passage so we know what you’re talking about

the following key ideas correctly express the key sentence.

restate key idea: most people can learn to swim in ten short lessons.

restate key idea: the majority of water-accident victims require mouth-to-mouth breathing.

restate key idea: an empty, tightly closed gallon jug will support a tired swimmer.  

restate key idea: first aid is to prevent accidents as well as assist in rescue.

explanation: the key idea needs to have the same topic as the key sentence (drowning and safety).