Skandapurana 5.57.40

5.57.40

.. brāhmaṇā ūcuḥ .. ..
ādityasya kariṣyāmo yātrāṃ bhādrapade vayam ..
saptamyāṃ sūryavāreṇa sarvadaiva samāhitāḥ .. 6.57.40 ..

The brahmins said: / "In the month of Bhādrapada we shall perform the pilgrimage-festival of the Sun / on the seventh day falling on a Sunday, remaining always attentive;