Bhagavad Gita 18.46 · Yatah Pravrittir Bhutanamयतः प्रवृत्तिर्भूतानां येन सर्वमिदं ततम्।स्वकर्मणा तमभ्यर्च्य सिद्धिं विन्दति मानवः ॥

The performance by a man of his own duty is simply carrying into effect the intention of the Supreme from Whom the whole of the creation emanates. When a man worships Him, the Supreme Being, with the flowers of his action, then He is immensely pleased and being thus gratified by such worship He confers on Him, as a boon, dispassion and discrimination.Pravritti Evolution or activity it proceeds from the Lord, the Antaryamin, the Inner Ruler.Bhutanam Beings living creatures.Svakarmana With his own duty each according to his caste as described above.Man attains perfection by worshipping the Lord by performing his own duty, i.e., he becomes qualified for the dawn of Selfknowledge (for Jnana Yoga).