Mudgalapurana 2.8.24

2.8.24

svecchayā karmayogaśca dhṛto yena mahātmanā |
svecchayā jñānayogaśca svecchayānandayogakaḥ ||

The great-souled one by whom the yoga of action was assumed by his own will, / by his own will the yoga of knowledge, and by his own will the yoga of bliss;