Kautilya's Arthashastra 4.8.17

4.8.17

āptadoṣaṃ karma kārayet, na tv eva striyaṃ garbhiṇīṃ sūtikāṃ vā māsāvaraprajātām //

Those whose guilt is believed to be true shall be subjected to torture (áptadosham karma kárayet). But not women who are carrying or who have not passed a month after delivery.