German phrase
Wer zahlt ~?
Meaning
Who is paying ___?
When to use it
Asks who is paying. It is natural when deciding who covers a bill.
Example dialogue
Das Essen war toll. Wer zahlt die Rechnung?
The food was great. Who is paying the bill?
Ich zahle, du zahlst das nächste Mal.
I will pay, and you pay next time.