The following four books are found in the upcoming Orsinium update and feature... Orcish?
The titular Torug is Torug gro-Igron, the founder of the first Orsinium. He rode a special polar bear and built a big shrine on top of the highest mountain the in Wrothgars.
Translations by Kharsthun, an NPC in ESO.
Torug ag Krazak, Uhz
(Turog at the summit, One)
Goltragga Torug ne murimush lochan sim
(Chief Torug will not allow the looters to find his remains.)
Goltragga Torug ne rohi Ornim lochan norgim krazak
(Chief Torug will allow no lesser Orcs to find interment above him.)
Torug ag Krazak, Uhg
(Torug at the Summit, Two)
Goltragga Torug dek vorkhim lorak eb norgimin sim
(Chief Torug gathered up his armored bracer and his dying body.)
Torug dulg krazak eb Jur ugo sim ren tum beshkar
(He climbed to the summit and placed himself in a cairn of his own making.)
Torug ag Krazak, Aht
(Torug at the Summit, Three)
Jur ugo sim ren tum Torug beshkar
(Then he laid Sorrow's Kiss upon his enchanted armlet.)
Urgalick voshu Ornim tarask Torug golzarga ubeshka
(Forever waiting for a worthy Orc to claim his most cherished possession.)
Torug ag Krazak, Uz (This section is identical to the first - I'm not sure if it's supposed to be like that or if it will be fixed/removed when the book is properly released)
Goltragga Torug ne murimush lochan sim
Goltragga Torug ne rohi Ornim lochan norgim krazak