Here is the Sanskrit anuvad, Hindi anuvad, and English translation of Raja-Vidya-Raja-Guhya Yoga Chapter 9, Verse 9.15.
Sanskrit
ज्ञानयज्ञेन चाप्यन्ये यजन्तो मामुपासते । एकत्वेन पृथक्त्वेन बहुधा विश्वतोमुखम् ॥ ९.१५ ॥
Hindi
दूसरे ज्ञानयोगी मुझ निर्गुण-निराकार ब्रह्मका ज्ञानयज्ञके द्वारा अभिन्नभावसे पूजन हुए भी मेरी उपासना करते हैं और दूसरे मनुष्य बहुत प्रकारसे स्थित मुझ विराट्स्वरूप परमेश्वरकी पृथक् भावसे उपासना करते हैं|
English
Several people worship Me in different ways, My dear friend. Some choose to worship Me with their offering of knowledge (Gyan Yagya); others worship Me in my absolute (formless) form as part of their own self; and still others choose to worship Me as their Divine Master, in My several different and diverse forms. However, Arjuna, realize that I am One and Universal even though I take on several forms.