Magnus Bane: I thought I’d never see you again.

Alec Lightwood: I told you, it’s only Edom. And we weren’t going to let you fight Lilith alone.

Magnus Bane: “We”?

Lorenzo Rey: I’m simply doing what any High Warlock would do.

Magnus Bane: If we succeed, then what?

Alec Lightwood: Then I stay here with you. I’m never leaving you again.

From Shadowhunters – Season 3 Episode 21: ‘Alliance’ (3×21)