The Abur inscriptions are among the oldest relics of the Uralic languages.
Only one of them has earlier documents: Hungarian, which had been written using the Old Hungarian script first before the Latin script was used after 1000.

For comparison, Finnish as a written language appeared only after the Reformation in 1543.
However, an isolated birch bark letter, found in 1957 in Novgorod and written in a Finnic language, has been dated to the beginning of the 13th century.
The Abur inscriptions are among the oldest relics of the Uralic languages. Only one of them has earlier documents: Hungarian, which had been written using the Old Hungarian script first before the Latin script was used after 1000.
For comparison, Finnish as a written language appeared only after the Reformation in 1543. However, an isolated birch bark letter, found in 1957 in Novgorod and written in a Finnic language, has been dated to the beginning of the 13th century.
Old Permic script