You got beaten by superior numbers. NERF!
Learn the weaknesses of sorceror and exploit them. They wear light armour, they're squishy, they only really thrive when left alone on the edges of a battle.
So... get in there. Interrupt their activations. Stun them. Knock them back.
We are oh so friggin squishy unless heal specced and focused on self heals...but then we can't facrole u