Here is the Sanskrit anuvad, Hindi anuvad, and English translation of Atma-Samyama Yoga Chapter 6, Verse 6.31.
Sanskrit
सर्वभूतस्थितं यो मां भजत्येकत्वमास्थितः । सर्वथा वर्तमानोऽपि स योगी मयि वर्तते ॥ ६.३१ ॥
Hindi
जो पुरुष एकीभावमें स्थित होकर सम्पूर्ण भूतोंमें आत्मरूपसे स्थित मुझ सच्चिदानन्दघन वासुदेवको भजता है, वह योगी सब प्रकारसे बरतता हुआ भी मुझमें ही बरतता है|
English
The Lord proclaimed: O Arjuna, I am present in all beings. He who worships me with a steady, peaceful and undistracted mind, is a true Yogi and he dwells within Me in My heart always.