स्पर्शान्कृत्वा बहिर्बाह्यांश्चक्षुश्चैवान्तरे भ्रुवोः। प्राणापानौ समौ कृत्वा नासाभ्यन्तरचारिणौ॥
sparśānkṛtvā bahirbāhyāṃścakṣuścaivāntare bhruvoḥ prāṇāpānau samau kṛtvā nāsābhyantaracāriṇau
Meaning
Excluding external objects, with his gaze fixed between the eyebrows, and the inward and outward breathings passing equally through his nostrils;
English translation by Shri Purohit Swami (1935), public domain. Sanskrit text in the public domain. About Duvidha