Bhagavad Gita Chapter 18.7
niyatasya tu sannyāsaḥ
karmaṇo nopapadyate
mohāt tasya parityāgas
tāmasaḥ parikīrtitaḥ
Translation
Prescribed duties should never be renounced. If one gives up his prescribed duties because of illusion, such renunciation is said to be in the mode of ignorance.