Mudgalapurana 2.8.20

2.8.20

caturṇāṃ brahmaṇāṃ yoge svānandaḥ kathyate budhaiḥ |
sa tu māyāmayaḥ sākṣādgaṇeśo vedavādibhiḥ ||

In the union of the four Brahmans, Svānanda is declared by the wise. / But that is Gaṇeśa himself, consisting of māyā, [as declared] by the teachers of the Veda.