Sanskrit Subhashitas 102

102. दुस्सङ्ग

अकुर्वन्तोपि पापानि शुचय: पापसंश्रयात्।
परपापैर्विनश्यन्ति मत्स्या नागहृदे यथा॥

Like the fish in a snake-pond, the pure, though not committing any sin will perish by the sin of others due to their association with the wicked.