Śatapatha Brāhmaṇa ("of a hundred paths") 7.4.2.14

7.4.2.14

kāṇḍātkāṇḍātprarohantī | paruṣaḥ-paruṣasparīti kāṇḍātkāṇḍāddhyeṣā parvaṇaḥ-parvaṇaḥ prarohatyevā no pūrve pratanu sahasreṇa śatena ceti yathaiva yajustathā bandhuḥ

He lays it on, with (Vâg. S. XIII, 20-21), 'Growing up joint by joint, knot by knot;' for joint by joint, and knot by knot that (grass) does grow up;--'so do thou prolong us, O Dûrvâ (plant), by a thousand, and a hundred (descendants)!' as the text, so its meaning.