SB 6.5.10

śrī-śuka uvāca
tan niśamyātha haryaśvā
 autpattika-manīṣayā
vācaḥ kūṭaṁ tu devarṣeḥ
 svayaṁ vimamṛśur dhiyā
Word for word: 
śrī-śukaḥ uvāca — Śrī Śukadeva Gosvāmī said; tat — that; niśamya — hearing; atha — thereafter; haryaśvāḥ — all the sons of Prajāpati Dakṣa; autpattika — naturally awakened; manīṣayā — by possessing the power to consider; vācaḥ — of the speech; kūṭam — the enigma; tu — but; devarṣeḥ — of Nārada Muni; svayam — themselves; vimamṛśuḥ — reflected upon; dhiyā — with full intelligence.
Translation: 
Śrī Śukadeva Gosvāmī said: Hearing these enigmatic words of Nārada Muni, the Haryaśvas considered them with their natural intelligence, without help from others.