he who pays the piper calls the tune

Meaning

1. the person who provides the money for sth can also control how it is spent

From the same entry

• the devil to pay
• pay court to
• pay dividends
• pay for itself
• pay good money for
• pay its way
• pay the penalty
• pay your respects
• pay through the nose
• pay your way
• you pays your money and you takes your choice
• cost an arm and a leg