Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 33
Sanskrit:
श्रीरुक्मिण्युवाचयोगेश्वराप्रमेयात्मन् देवदेव जगत्पते ।हन्तुं नार्हसि कल्याण भ्रातरं मे महाभुज ॥ ३३ ॥
ITRANS:
śrī-rukmiṇy uvācayogeśvarāprameyātmandeva-deva jagat-patehantuṁ nārhasi kalyāṇabhrātaraṁ me mahā-bhuja
Translation:
Śrī Rukmiṇī said: O controller of all mystic power, immeasurable one, Lord of lords, master of the universe! O all auspicious and mighty-armed one, please do not kill my brother!