According to the wiki after you defeat miraak, dragonrend has a small chance to steal dragon souls like he does to during the boss fight to the dragons flying around the arena :
Miraak - Dragonborn Follower at Skyrim Nexus - Mods and Community
Skyrim Glitch Fix (Kinda): Miraak Battle – GamerDame
Miraak Respect Thread
Need help. I just killed a dragon, and I didn't get the soul. Also I need to speak with Miraak, but nothing happens when I try to. On my first playthrough, no
At the Summit of Apocrypha - Main Quests - Dragonborn DLC | The Elder Scrolls V: Skyrim Anniversary Edition | Gamer Guides®
DAMN YOU MIRAAK : r/SkyrimMemes
How to prevent Miraak from stealing my dragon souls every time I slay a dragon - Quora
Miraak Before Dragon Rising - Final Report (Detail in comment below) : r/ skyrim
Stop stealing my dragon souls😒😒. : r/SkyrimMemes
I absorbed a dragon's soul BEFORE it died and ended up fighting a skelly dragon! : r/skyrim
Miraak is a Bitch – The Daily SPUF
Dragonborn – Me Vs. Myself and I
Miraak (Dragonborn) | SpartanMazdapedia Wiki | Fandom
Skyrim Black Books guide Hermaeus Mora's | GamesRadar+
Mf stole my dragon soul : r/skyrim
Bugs and Glitches - The Elder Scrolls V: Skyrim Wiki Guide - IGN
Skyrim Dragonborn (DLC): Miraak Steals a Dragon Kill - YouTube
SKYRIM: Miraak steals Another Dragon Soul by SPARTAN22294 on DeviantArt
The Temple of Miraak - Main Quests - Dragonborn DLC | The Elder Scrolls V: Skyrim Anniversary Edition | Gamer Guides®
Skyrim Dragonborn DLC - Miraak Stole My Dragon Soul - YouTube
I thought this was the coolest scene in Skyrim so I immortalised it forever. : r/skyrim
Miraak stealing all souls in Skyrim - Solution - YouTube
How to prevent Miraak from stealing my dragon souls every time I slay a dragon - Quora
