Sprich deutsch du Hurensohn is a common sentence used by german people when someone doesnt speak german to them, it means „Speak german you son of a bitch“
Person 1: *explains something*
Person 2 (German): Sprich Deutsch du Hurensohn
Person 1: i dont speak german sorry
Person 2: Sprich Deutsch du Hurensohn
Rammstein uses the words "Du, Du hast, Du hast mich" = "You, You have, You have me" meaning "You own/posseses me," however, it's a pun with the meaning of "Du hasst mich - you hate me."
That's it!