African-American spiritual. While the most commonly found lyrics allude to the Exodus of The Bible, it is also said to be a "coded" song telling escaping slaves to follow streams to evade tracking by dogs.
Chorus: Wade in the water / Wade in the water children / Wade in the water / God’s gonna trouble the water / Who’s all those children all dressed in Red? / God’s gonna trouble the water / Must be the ones that Moses led / God’s gonna trouble the water