Discovered this on my second play-through. Last Rites quest where an old lady ask you to put a ring on her husbands grave. If you use the magic lamp on the husbands
Magic Lamp Walkthrough and Riddle Solution | The Witcher 3|Game8
Light the Braziers in the Correct Order – Magic Lamp – The Witcher 3 Wild Hunt | auluftwaffles.com, short video game guides
The Witcher 3: Magic Lamp Quest, Brazier Puzzle - YouTube
The Witcher 3 Magic Lamp Quest Guide and Statues Riddle Solution - VULKK.com
The Witcher 3 Magic Lamp Riddle: How To Solve
The Witcher 3 Walkthrough - Side Quests: Magic Lamp
The Witcher 3 Magic Lamp Quest Guide and Statues Riddle Solution - VULKK.com