Srimad-Bhagavatam: Canto 8 - Chapter 1 - Verse 28
Sanskrit:
निर्वर्तितात्मनियमो देवमर्चेत् समाहित: ।अर्चायां स्थण्डिले सूर्ये जले वह्नौ गुरावपि ॥ २८ ॥
ITRANS:
nirvartitātma-niyamodevam arcet samāhitaḥarcāyāṁ sthaṇḍile sūryejale vahnau gurāv api
Translation:
Thereafter, one should perform his daily spiritual duties and then, with great attention, offer worship to the Deity of the Supreme Personality of Godhead, and also to the altar, the sun, water, fire and the spiritual master.