This is an effect I love! We use it in several of our shows and it is highly customizable. You can build it around a theme or a holiday. It’s a garden path type trick where you lure the audience in and then turn on the sprinklers!
Though your sins be like scarlet, He washes them whiter than snow. That is good news indeed! God does for us what we cannot do for ourselves. Here is a fun way to illustrate with a little trick I invented.