Bhagavad Gita 10.7

एतां विभूतिं योगं च मम यो वेत्ति तत्त्वतः।सोऽविकम्पेन योगेन युज्यते नात्र संशयः ॥१०.७॥

etāṃ vibhūtiṃ yogaṃ ca mama yo vetti tattvataḥso’vikampena yogena yujyate nātra saṃśayaḥ

He who truly knows these manifold manifestations of My Being and this Yoga-power of Mine, becomes established in unshakable Yoga; there is no doubt about it.

गीता