योगी युञ्जीत सततमात्मानं रहसि स्थितः। एकाकी यतचित्तात्मा निराशीरपरिग्रहः॥
yogī yuñjīta satatamātmānaṃ rahasi sthitaḥ ekākī yatacittātmā nirāśīraparigrahaḥ
Meaning
Let the student of spirituality try unceasingly to concentrate his mind; let him live in seclusion, absolutely alone, with his mind and personality controlled, free from desire and without possessions.
English translation by Shri Purohit Swami (1935), public domain. Sanskrit text in the public domain. About Duvidha