Naradasmriti m1.55

m1.55

abhūtam apy abhihitaṃ prāptakālaṃ parīkṣyate /
yat tu pramādān nocyeta tad bhūtam api hīyate //

False statements even have to be examined if they have been made in due season. That, on the other hand, which has been passed over in silence through inadvertency, fails to produce any result, even though it be true.