VasDhS, 19, 22.1 nirudakas taro moṣyaḥ //

ArthaŚ, 2, 3, 1.1 caturdiśaṃ janapadānte sāmparāyikaṃ daivakṛtaṃ durgaṃ kārayet antardvīpaṃ sthalaṃ vā nimnāvaruddham audakam prāstaraṃ guhāṃ vā pārvatam nirudakastambam iriṇaṃ vā dhānvanam khañjanodakaṃ stambagahanaṃ vā vanadurgam //

ArthaŚ, 2, 3, 30.1 mukhasamaḥ saṃkramaḥ saṃhāryo bhūmimayo vā nirudake //

Aṣṭādhyāyī, 6, 2, 184.0 nirudakādīni ca //

MBh, 1, 122, 15.6 kūpe nirudake tasminn apātayad ariṃdamaḥ /

MBh, 12, 101, 19.1 samā nirudakākāśā rathabhūmiḥ praśasyate /

Harṣacarita, 2, 61.1 prathame 'hani tu gharmakālakaṣṭaṃ nirudakaṃ niṣpatrapādapaviṣamaṃ pathikajananamaskriyamāṇapraveśapādapotkīrṇakātyāyanīpratiyātanaṃ śuṣkamapi pallavitamiva tṛṣitaśvāpadakulalambitalolajihvālatāsahasraiḥ pulakitam ivācchabhallagolāṅgūlalihyamānamadhugolacalitasaraghāsaṃghātaiḥ romāñcitamiva dagdhasthalīrūḍhasthūlābhīrukandalaśataiḥ śanaiścaṇḍikāyatanakānanamatikramya mallakūṭanāmānaṃ grāmamagāt //

MPur, 154, 511.1 evaṃ nirudake deśe yaḥ kūpaṃ kārayedbudhaḥ /