Bhagavatapurana 11.22.45

11.22.45

so 'yaṃ dīpo 'rciṣāṃ yadvat srotasāṃ tad idaṃ jalam /
so 'yaṃ pumān iti nṛṇāṃ mṛṣā gīr dhīr mṛṣāyuṣām //

44. 'This is the same light,' this is the same water,—such notions of identity happen to be formed in respect of flames which are every moment different, and of the streams which every moment bring different particles of water to a given spot; so also is the notion, 'He is the same man', which men of unreal life falsely entertain in their mind or talk about.