Achaemenid Royal Inscriptions: collection of Old Persian cuneiform texts from the sixth, fifth, and fourth centuries BCE, left by the Achaemenid kings on their official monuments.
[The following text was written on a doorknob made of lapis lazuli, and was found in the Palace of Darius in Persepolis, and is now in the National Archaeological Museum of Tehran.]
mayuxa \ kâsakaina \ Dârayavauš \ xšhyâ \ vithiyâ \ karta
"Door-knob of precious stone, made in the palace of king Darius"
- Pierre Lecoq, Les inscriptions de la Perse achéménide (1997 Paris)