Mahabharata 12.336.56

अकर्ता चैव कर्ता च कार्यं कारणमेव चयथेच्छति तथा राजन्क्रीडते पुरुषोऽव्ययः

akartā caiva kartā ca kāryaṃ kāraṇameva cayathecchati tathā rājankrīḍate puruṣo'vyayaḥ

Our plain-language meaning of this verse is waiting for scholar review.