a fire in the city gates is also a calamity for the fish in the moat (idiom); the bystander will also suffer / fig. you can't escape responsibility for your actions / ask not for whom the bell tolls - it tolls for thee
( 城門失火,殃及池魚 )
EXAMPLE SENTENCES
城门失火,殃及池鱼。
A fire on the city gate brings disaster to the fish in the moat.