Bhagwad Gita
Chapter 2, Verse 32
यदृच्छया चोपपन्नं स्वर्गद्वारमपावृतम्।
सुखिनः क्षत्रियाः पार्थ लभन्ते युद्धमीदृशम्।।2.32।।
O Partha, happy are the ksatriyas to whom such fighting opportunities come unsought, opening for them the doors of the heavenly planets.