Yoga Sūtra Chapter Two verse 39
अपरिग्रहस्थैर्ये जन्मकथंता संबोधः ॥३९॥
aparigraha-sthairye janma-kathaṃtā-saṃbodhaḥ ||39||
When steadfastness in non-grasping,
understanding of the wherefore of birth.
aparigraha - non-grasping; less grasping; not grasping all around; non-possessiveness; non-covetousnesssthairya - steadfastness, steadinessjanman - birth, production; re-birthkathaṃtā - whereforesaṃbodha - understanding