ce que tu lui as fait

what you did to him/her

→ ce
phrase Rare #36,936
what you did to him/her Refers to an action you did to someone. The pronoun lui can mean to him or to her.
FR: Je ne comprends pas ce que tu lui as fait.
EN: I don't understand what you did to him/her.

Je sais ce que tu lui as fait.

I know what you did to him.

Tu vois ce que tu lui as fait?

Do you see what you did to him?

Pour tout ce que tu lui as fait.

For everything you did to him.

— J'ai rencontré le Diable (2010)

Tom sera probablement très hostile après ce que tu lui as fait.

Tom will probably be very hostile after what you did to him.

J'ai vu ce que tu lui as fait.

I saw what you did to him.

Regarde ce que tu lui as fait.

Look what you did to him.

— Carandiru (2003)