राजविद्या राजगुह्यं पवित्रमिदमुत्तमम् ।
प्रत्यक्षावगमं धर्म्यं सुसुखं कर्तुमव्ययम् ॥
९-२ ॥
rājavidyā rājaguhyaṃ pavitramidamuttamam |
pratyakṣāvagamaṃ dharmyaṃ susukhaṃ kartumavyayam ||
9-2 ||
This is the king of sciences, the king of secrets, the supreme purifier, directly realizable, in accord with dharma, easy to practise, and imperishable.