Mod:Fallout: The Frontier/A Matter of Faith

A Matter of Faith is the fourth main quest in the Northern Legion quest line.

Valerius will ask you to deal with two other factions within the Frontier, The Church of Eternal Life, and the Crusaders.

Church of Eternal Life

 * Talk to the Eternal Life Priest about an alliance. He will ask for you to check up on the three missionaries and bring them or their journals back.
 * Take the Missionary’s journal at their base camp to obtain their locations. In order for the Church to ally with the Legion, it seems that you need to perform the correct choices for Amadeus' and Jake's parts, otherwise, the Eternal Life Priest will reject you and you will be forced to kill the church after.
 * Brother Amadeus can be found in the Osia dungeons, talk to Edmund the Butcher to obtain what’s left of him and his journal. It seems that giving into Edmund's attempt to humiliate yourself to get the journal will influence against the alliance being formed. Instead, you can replace Amadeus by talking to a ghoul slave by Ostia Gate named Ripley who will vouch for the alliance.
 * Brother Jake is held prisoner by the Crusaders at Hosford - Abernathy Commandery. It seems that in order to influence the alliance being formed, you must kill the nearby inquisitor and free Jake.
 * Ghoul Apostle resides between The Super Mart and The Wasted Angel Rudy’s Autos n Parts
 * Bring the missionaries and or their journals back to the Eternal Life Priest and he will tell you his decision.

Crusaders

 * Make contact with the Crusaders
 * To obtain entry complete There's a Power Greater than Atomic!
 * From there you can either exterminate the Crusaders or Find a weak link in the Crusaders
 * On the fourth floor, RobCo Medical Research lab, in Laboratory 1 you can obtain the Note: Med-X Relocation showing that Clements is in recovery from a Med-X addiction.
 * Spike Clement’s coffee located on the third floor, RobCo Medical Research lab, with Med-X.
 * After an appropriate number of conversations and cut scenes, exit the building.
 * Rezner will then run up to you and tell you that Dolus wants to meet you at the Wasted Angel.
 * Speak to Rancor and proceed with Voss: The Great and Powerful

Bugs
If one already has made contact with the Church of Eternal Life then the High Priest will not talk to you and this quest will not proceed. To resolve this use pc command setstage TFLegionQuest4 20