Bhagavad Gita 2.21 Chapter 2, Verse 21

वेदाविनाशिनं नित्यं य एनमजमव्ययम् ।
कथं स पुरुषः पार्थ कं घातयति हन्ति कम् ॥२.२१॥

vedāvināśinaṃ nityaṃ ya enamajamavyayam
kathaṃ sa puruṣaḥ pārtha kaṃ ghātayati hanti kam

Meaning

O Partha, how can one who knows the soul to be indestructible, eternal, unborn and unchanging kill anyone or cause anyone to be killed?

Newly written by Bhajan Dhun — scholarly review in progress.

Reference: Bhagavad Gita 2.21 (Chapter 2, The Yoga of Knowledge (Sankhya Yoga), Verse 21)