prevent him from it, stop him from doing it
Per anni portò gente nella Zona e nessuno riuscì a impedirglielo.
For years he brought people into the Zone and no one could stop him.
— Stalker (1979)
Devi impedirglielo, Agnes.
You have to stop him, Agnes.
— La vita straordinaria di David Copperfield (2019)
You must prevent them from doing it.
— La vita straordinaria di David Copperfield (2019)
Non offenderti, sono sempre pronti a scappare e io devo impedirglielo.
Don't be offended, they are always ready to run away and I have to stop them.
— Carandiru (2003)