A Kshatriya should, in battle, fight one of his order, who is equipped with mail and cars and horse and infantry who is ready for battle, and who is a compeer.
पारिबहः सुसंयुक्तमुद्यतं तुल्यतां गतम्। अतिक्रमेत् तं नृपतिः संग्रामे क्षत्रियात्मजम्॥