UḍḍT, 9, 33.6 vajrapāṇigṛhaṃ gatvā gugguladhūpaṃ dattvā trisaṃdhyaṃ pūjayet sahasraṃ trisaṃdhyaṃ māsaparyantaṃ japet tato māsābhyantare pratyakṣā bhavati antimadine raktacandanenārghyaṃ dadyāt /