Background: Kriya Yoga that includes Tapas,vadhyaya, and Ishwara pranidhana as given by Patanjala Yoga Sutra finds its mention twice in the text as Kriya Yoga and as Niyama. The double occurrence has significance. Aim: The aim of this work is to carry out an analysis of what Kriya Yoga is, what is the purpose of repeating three components of Kriya Yoga, i.e., Tapas,vadhyaya, and Ishwara...