# When the king of Egypt was told

"When someone told the king of Egypt"

# the king of Egypt

This refers to Pharaoh.

# had fled

"had run away"

# the minds of Pharaoh and his servants turned against the people

"Pharaoh and his servants changed their attitudes about the people"

# What have we done? We have released Israel from serving us.

"We have done a stupid thing by letting Israel go free from working for us!"