Vijñāna Bhairava Tantra · 1.103

Vijñāna Bhairava Tantra 1.103

1.103
तस्मादनुसन्धेयं तत्तदङ्गं विशेषतः । एकत्र ज्ञानं संश्रित्य योगसिद्धिमवाप्नुयात् ॥१०३॥
tasmād anusandheyaṃ tattadaṅgaṃ viśeṣataḥ | ekatra jñānaṃ saṃśritya yogasiddhim avāpnuyāt
anuṣṭubh
— to be investigated, inquired into ; — resorting to knowledge focused on one ; — attainment of yoga ; — therefore ; — this or that limb (of practice) ; — particularly, especially ; — one would attain

Therefore one should investigate this or that limb (of the practice) in particular. By resorting to a single knowledge, one attains the perfection of yoga.