गान्धर्व तन्त्र (शैव-शाक्त आगम - मन्त्र-रहस्य, यन्त्र एवं देवतोपासना सटीक)

Three-hundred-thousand times when the practitioner
has to concentrate his mind upon Kundalinī in the Mūlādhāra
centre coiling herself round a phallic mass of light called
Svayambhu. Again three hundred thousand times in the heart
with the mind fixed on Kundalinī with the Liṅga as above
called Bāna. Lastly the same number of times in the head
with attention fixed on Kundalinī with the Liṅga called Itara.
Mind loses its separate entity and becomes one with
the object of meditation when Japa is performed a crore
times. The serpent power lying dormant is to be awakened
and raised from centre to centre in the body of the
practitioner and these centres number nine and are located
in the Mūlādhāra, Liṅga, navel, heart, throat, middle of the
eyebrows and so on. The practitioner is advised further to
see that the mantra when muttered is not subjected to
the impurity, attendant on birth and death. Each breath
before its beginning and termination is said to have this
pollution. Immunity from such impurity is obtained by that
practitioner who knows the meaning of the mantra, the life
of the mantra and the Yonimudrā.
The meaning of the mantra of Devī Tripurasundarī is said
to be sixfold, i. e., literal meaning, traditional meaning, inner
meaning, Kaulika meaning, occult meaning and real meaning.
According to the literal meaning, the mantra is to be
understood as implying the union of Śiva and Śakti because