hitvā pāpam avāpsyasi

atha-therefore; cet-if; tvam-you; imam-this; dharmyam-religious duty; saṅgramam-fighting; na-do not; karisyasi-perform; tatah-then; svadharmam-your religious duty; kirtim-reputation; ca-also; hitva-losing; papam-sinful reaction; avapsyasi-do gain.