Skanda Purana 6.2.85.20

6.2.85.20

19 atha nāgacaṃḍeśvaraliṅgamāhātmyayavarṇanam, tatra nāgacaṃḍena sthāpitasya liṃgasya darśanārthaṃ devānāmāgamanam, talliṃgasaṃpūjane nirmālyalaṃghanādidoṣe prāpte tasya nāgacaṇḍeśvaraliṃgasya samīpe liṅgasthāpanam, tena devānāṃ nirmālyalaṃghanādidoṣānnivṛttiḥ, nāgacaṃḍeśvaraliṃgamāhātmyavarṇanam.. .. ... 94

19. Now, the description of the māhātmya of the Nāgacaṇḍeśvara liṅga: there, the arrival of the gods to obtain darśana of the liṅga installed by Nāgacaṇḍa; when the fault of stepping over discarded offerings and the like occurred in the worship of that liṅga, a liṅga was installed near that Nāgacaṇḍeśvara liṅga; thereby the gods were freed from the fault of stepping over discarded offerings; the description of the māhātmya of the Nāgacaṇḍeśvara liṅga. (94)