Corpus of Electronic Texts Edition
The Second Battle of Moytura (Author: [unknown])

section 162

In that fight, then, Ogma the champion found Orna the sword of Tethra, a king of the Fomorians. Ogma unsheathed the sword and cleansed it. Then the sword related whatsoever had been done by it; for it was the custom of swords at that time, when unsheathed, to set forth the deeds that had been done by them. And therefore swords are entitled to the tribute of cleansing them after they have been unsheathed. Hence, also, charms are preserved in swords thenceforward. Now the reason why demons used to speak from weapons at that time was because weapons were worshipped by human beings at that epoch, and the weapons were among the safeguards of that time. It is of that sword that Loch Lethglas sang this lay:

  1. Admell maorna uath, etc.