Bhagavatapurana 3.25.16

3.25.16

ahaṃ mamābhimānotthaiḥ kāma-lobhādibhir malaiḥ /
vītaṃ yadā manaḥ śuddham aduḥkham asukhaṃ samam //

16. When the mind is rid of the impurities of lust, covetousness and the like brought on by the attachment (to worldly things) in the form of "I and mine," when it becomes purified and indifferent to pleasure and pain and remains in a state of equilibrium.