you let him/her/it...; you left him/her/it
Toi tu es revenue, mais l'honneur tu l'as laissé là-bas.
You came back, but you left your honor back there.
— Devdas (2002)
And you let him do it?
Tu l'as laissé allumée la nuit dernière.
You left it on last night.
Tu l'as laissé rester loin d'ici trop longtemps.
You let him stay away from here for too long.
— Crazy Rich Asians (2018)
Ne me dis pas que tu l'as laissé dans le bus !
Don't tell me you left it on the bus!
— Central do Brasil (1998)
Did you let him do it?
Tu l'as laissé dans mon pot à pourboire l'autre nuit.
You left it in my tip jar the other night.
— The Machinist (2004)