Quest Stages - MQPaarthurnax (Paarthurnax)

StageObjective
10 Kill Paarthurnax
20 Talk to Delphine
Delphine and Esbern have discovered that Paarthurnax was one of Alduin's chief allies during the ancient Dragon War. They refuse to give me any more help until I kill Paarthurnax.
50 Delphine and Esbern have discovered that Paarthurnax was one of Alduin's chief allies during the ancient Dragon War. I killed him, as they requested.