Bhagavad Gita 11.49

मा ते व्यथा मा च विमूढभावोदृष्ट्वा रूपं घोरमीदृङ्ममेदम्।व्यपेतभीः प्रीतमनाः पुनस्त्वंतदेव मे रूपमिदं प्रपश्य ॥११.४९॥

mā te vyathā mā ca vimūḍhabhāvodṛṣṭvā rūpaṃ ghoramīdṛṅmamedamvyapetabhīḥ prītamanāḥ punastvaṃtadeva me rūpamidaṃ prapaśya

Do not be afraid, nor be bewildered on seeing such a terrible form of Mine; with your fear dispelled and with a gladdened heart, now behold again this former form of Mine.

गीता