Vaisesika Sūtras
Vaisesika Sūtra 6.1.09
तददुष्टे न विद्यते ॥९॥
tadaduṣṭē na vidyatē ॥9॥
[तत्-अदुष्टे (tad-aduṣṭe) - that in what is not wicked; न-विद्यते (na vidyatē) - does not come to light;]
That, i.e. such conduct, does not come to light in the non-wicked.