Episode 36 of The Trigan Empire
The Lost Years
aka De voorspelling van Narri (Dutch title)
Narri’s Prophecy (Dutch title, translated)
Written by Mike Butterworth
Illustrated by Don Lawrence
The Lost Years was originally published in 11 installments in issues 568 (2 December 1972) to 578 (10 February 1973) of Look and Learn magazine.
It is reprinted in the Don Lawrence Collection Volume 9, The Curse of King Yutta.
Plot summary (Dutch)