TCSWE is the big one, but also: "As he had maintained all along, Shimrra's death, recently reported by Kenth Hamner, had had no discernable effect on the enemy commanders or pilots. At the climactic battle of the Galactic Civil War, Imperial forces appeared to have been thrown into disarray by the death of Emperor Palpatine. But Shimrra was scarcely a Sith Master, capable of using his powers of battle meditation to invigorate his troops."
Originally posted by Nephthys
It was actually another force user who was using Battle Meditation during the battle of Endor. I think it is stated that he did know it somewhere, however.I recall because idiots tried arguing that Palpatine was using constant, galaxy-wide BM and I shut it down.
... Sources outright state that he was using BM to enhance the Empire... constantly.