Prophet ( Dawnguard ) Prophet is a quest in . Walkthrough . Discussion . After talking to Isran , he leads the Dragonborn to talk to Serana , who arrived at the fort to tell the Dawnguard of her father ' s plans . Upon talking to Serana and Isran , he allows Serana to stay if she does not touch anyone . Serana says they need a Moth Priest to read the Elder Scroll she brought , and Isran says an Imperial scholar has recently arrived in Skyrim . Serana recommends the Dragonborn find the moth priest , and says she will go with the Dragonborn , only if it is just her and the player . Any follower must be let go to allow Serana to follow , although there is a glitch that allows Cicero to come as a second follower . If the Dragonborn does not take Serana as a follower , she stays at Fort Dawnguard . Investigation . Ask a Carriage Driver . Ask any carriage driver outside a city if he has seen a Moth Priest . He will mention that he ' s not sure , but can be persuaded or bribed for answers . The driver will reveal that the Moth Priest asked him to take him to Dragon Bridge . Ask an Innkeeper . Ask any innkeeper in any city if they have seen a Moth Priest . They will say that the Moth Priest had recently stayed in the inn , on his way to Dragon Bridge . Visit the College of Winterhold . Head to the College of Winterhold , and speak to Urag gro - Shub in the Arcanaeum . He will reveal that a Moth Priest came by to study in the library , but left for Dragon Bridge . Dragon Bridge . Upon reaching Dragon Bridge , ask the guards or Clinton Lylvieve about the Moth Priest ' s whereabouts . They will mention that he left south across the bridge a short while ago . Travel south across the bridge and eventually find an ambushed carriage . Search the vampire corpse for a Vampire ' s Note indicating that the Moth Priest was taken to Forebears ' Holdout . Forebears ' Holdout . Upon entering the cave , head left and kill or sneak by the death hound s and vampires before crossing over to the main building and up the stairs to the upper platform . The Moth Priest , Dexion Evicus , is being held here in a magical barrier . Once all the vampires are dead , search Malkus ' body to find a Weystone Focus . Place the Weystone on the altar above the barrier to deactivate it . Dexion Evicus will awaken , but will still be partially enthralled . After defeating him , he will come to his senses and thank the Dragonborn . After talking to Dexion , he will agree to help read the Elder Scroll and will head to Fort Dawnguard . Travel back to Fort Dawnguard and report to Isran . Next speak with Dexion , who will begin to read the Elder Scroll . He first sees a vision of Auriel ' s bow , then a voice whispers to him about a dread lord of the night who will rise up in a time when dragons return . He then reveals that two other scrolls are needed to learn the secret of the bow ' s power and complete the prophecy . One scroll contains the ancient secrets of the dragons , the other speaks of the potency of the ancient blood . Once the reading is complete , Dexion will say the reading has wearied him , and the quest will end and the quests " Chasing Echoes " and " Seeking Disclosure " will begin .