The twin gods are also referred to as Nā́satyā (possibly 'saviours'; a derivative of nasatí, 'safe return home'), a name that appears 99 times in the Rigveda.
The twin deities are also called Nā́satyā, which may be interpreted as "savers" or "guardians of safe return home," and this name is found 99 times in the Rigveda.