NEED TRANSLATION HELP

[audioslave176]

im writing a book, but i need some help.

could someone tell me how to write this in latin?

"Cut the blood out,
Let it flow like a river."

[Kasper]

A modest attempt:

Hauri sanguinem uti flumina magna ruant.
| - -| - u u |-| - u u| - u u| - |