Bhagavad Gita 18.8

दुःखमित्येव यत्कर्म कायक्लेशभयात्त्यजेत्।स कृत्वा राजसं त्यागं नैव त्यागफलं लभेत् ॥१८.८॥

duḥkhamityeva yatkarma kāyakleśabhayāttyajetsa kṛtvā rājasaṃ tyāgaṃ naiva tyāgaphalaṃ labhet

He who abandons action out of fear of bodily trouble (because it is painful), does not obtain the merit of renunciation by performing such Rajasic renunciation.

गीता