Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 38
Sanskrit:
बाला वयं तुल्यबलै: क्रीडिष्यामो यथोचितम् । भवेन्नियुद्धं माधर्म: स्पृशेन्मल्ल सभासद: ॥ ३८ ॥
ITRANS:
bālā vayaṁ tulya-balaiḥkrīḍiṣyāmo yathocitambhaven niyuddhaṁ mādharmaḥspṛśen malla-sabhā-sadaḥ
Translation:
We are just young boys and should play with those of equal strength. The wrestling match must go on properly so that irreligion does not taint the respectable members of the audience.