ataścaikasyādhikaraṇasyātmanaḥ siddheḥ sarvakarmaphalasambandhādi cārutaraṃ sthitam śobhanataramavasthitam ity arthaḥ /
Therefore, with the establishment of a single substrate in the form of the Self, everything concerning the relation between actions and their fruits, etc., is beautifully established - meaning, is most elegantly proved.