don’t do it to him/her
No le hagas a los demás lo que no querés que te hagan a vos.
Do not do to others what you would not want them to do to you.
No le hagas a los demás lo que no te gustaría que te hagan.
Don't do to others what you wouldn't want done to you.
But don't do him any more favors.
— Rental Family (Familia de alquiler) (2025)
No le hagas perder tiempo a Tom.
Don’t waste Tom’s time.