Search and Seizure

Walkthrough
This quest must be undertaken before completing either Season Unending or The Battle for Fort Sungard.

Otherwise, the Dragonborn simply needs to speak with Ondolemar in Understone Keep and accept to find evidence of Ogmund's worship of Talos.

Find evidence of Ogmund's Talos worship
The evidence is Ogmund's Amulet of Talos which can be found in his house near the market.

Bring Ogmund's Amulet of Talos to Ondolemar
Once the amulet has been secured, the Dragonborn simply needs to bring it back to Ondolemar.

Suche und Beschlagnahmung