ŚB 9.8.8

सुमत्यास्तनया द‍ृप्ता: पितुरादेशकारिण: ।
हयमन्वेषमाणास्ते समन्तान्न्यखनन् महीम् ॥ ८ ॥
sumatyās tanayā dṛptāḥ
pitur ādeśa-kāriṇaḥ
hayam anveṣamāṇās te
samantān nyakhanan mahīm

Synonyms

sumatyāḥ tanayāḥthe sons born of Queen Sumati; dṛptāḥvery proud of their prowess and influence; pituḥof their father (Mahārāja Sagara); ādeśa-kāriṇaḥfollowing the order; hayamthe horse (stolen by Indra); anveṣamāṇāḥwhile seeking; teall of them; samantāteverywhere; nyakhanandug; mahīmthe earth.

Translation

[King Sagara had two wives, Sumati and Keśinī.] The sons of Sumati, who were very proud of their prowess and influence, following the order of their father, searched for the lost horse. While doing so, they dug into the earth very extensively.