HirGS, 1, 15, 6.4 rudra nīlaśikhaṇḍa vīra karmaṇi karmaṇīmaṃ me pratisaṃvādinaṃ vṛkṣam ivāśaninā jahi /

HirGS, 2, 7, 2.3 kurkuraḥ sukurkuraḥ kurkuro nīlabandhanaḥ /