From which poem does "Morning and evening surging waves * * * dance" come?

1. it's from the song of the obedient boy.

2. The original

Song of the Ruzi

The water in the surging waves is clear, and

I can dance.

the water in the surging waves is turbid, and

it can satisfy my feet.

3. Translation

The water in Canglang River is clear.

You can wash my crown tassel.

The water in Canglang River is muddy.

You can wash my feet.