The Holy Five Syllables (Letters) are the Shivagamas as well as the precious vedas provided by the Supreme.

PRAYER: anjchezuththE Agamamum aNNal arumaRaiyum
anjchezuththE Adhi purANam anaiththum - anjchezuththE
Anan-thath thANdavamum ARARukku appAlAm
mOnan-tha mAmuththi yum.

MEANING:The Holy Five Syllables (Letters) are the Shivagamas
as well as the precious vedas provided by the Supreme.
The Holy Five Letters are the complete primary puranas.
The Holy Five Letters are the Blissful Dance and
the ultimate-silent-great-liberation transcending the 36 (tattvas).