|Chapter 2, Verse 37|
हतो वा प्राप्स्यसि स्वर्गं जित्वा वा भोक्ष्यसे महीम्।
तस्मादुत्तिष्ठ कौन्तेय युद्धाय कृतनिश्चयः।।2.37।।
ॐ
Transliteration / Meaning
hato vā prāpsyasi swargaṁ jitvā vā bhokṣhyase mahīm
tasmād uttiṣhṭha kaunteya yuddhāya kṛita-niśhchayaḥ
Translation
O son of Kunti, either you will be killed on the battlefield and attain the heavenly planets, or you will conquer and enjoy the earthly kingdom. Therefore, get up with determination and fight.
Purport by Srila Prabhupada
Even though there was no certainty of victory for Arjuna's side, he still had to fight; for, even being killed there, he could be elevated into the heavenly planets.