Matsya Purana 267.23

267.23

catvāriṃśattato dīpān dadyāccaiva pradakṣiṇān.
tvaṃ sūryacandrajyotīṃṣi vidyudagnistathaiva ca .. 267.22

Then 40 lights should be lit up and offered after circumambulation, by reciting the following mantra —' You are the light of the sun and the moon You are the flash of lightning and fire You are the light of all Be gracious enough to accept the light offered by me" Then incense should be offered by reciting the following mantra, viz —24 25