This name was attested in written sources in 895 as Richenburch.

Such a usage of oaths is attested in later literary sources.

The following individual names are attested in various sources:

Both of these are attested in historical sources, but no archaeological proof had been found so far.

Some disappeared subsequently, the Sampsaeans for example are not well attested in later sources.

The family name of her mother is not attested in primary sources.

However, this form is not attested in written sources.

The act of prayer is attested in written sources as early as 5000 years ago.

Palacus was the last Scythian king whose name is attested in classical sources.

Basil's liturgical influence is well attested in early sources.