Dates: 2751 - 2799 III
Parents: Thráin II
Siblings: Thorin II, Dís
So began the Battle of Azanulbizar (or Nanduhirion in the Elvish tongue), at the memory of which the Orcs still shudder and the Dwarves weep. The first assault of the vanguard led by Thráin was thrown back with loss, and Thráin was driven into a wood of great trees that then still grew not far from Kheled-zâram. There Frerin his son fell...
Durin's Folk, Appendix A, The Return of the King
Kitt of Lindon 2.5.05.