Soya won his battle with Miu, but the rest of Grand Paladin shows up to stop him. In the ensuing battle, he's defeated, and sensei is forced to take drastic measures to keep him from being captured.
They should've been sealed 
before it happened!
!كان ينبغي أن يُختَم عليهم قبل حدوث ذلك
Sie hätten schon vorher
versiegelt werden müssen.
Debieron ser sellados antes de eso.
Debieron ser sellados antes de eso.
Ils auraient dû être confinés
pour éviter ça !
Avrebbero dovuto
essere confinati prima che accadesse.
Eles deviam ter sido
lacrados muito antes disso!
Стоило запечатать их ранее.