He 'died of/from thirst'. [=he died because he did not have enough fluids in his body]
He 'quenched his thirst' by drinking a bottle of water.
He quenched his 'thirst'. [=he had a drink]
(..) I'm dying of thirst over here. Come on! Come on! - Here you are. Thank you kindly. Oh, watch it! Sorry, darling. (..)2013 The Hobbit: The Desolation of Smaug