Īśvara-praṇidhāna, dedication to the Lord, appears in the Yoga Sūtras both as one of the observances and as a means to samādhi in its own right. Patañjali’s Īśvara is a special self, ever free, whose sign is Oṃ. Later commentators read the practice as offering all actions to God.
Īśvara-praṇidhāna
Devotion or surrender to the Lord: one of the observances of classical Yoga.
Also: Ishvara pranidhana