SB 9.4.14

śrī-rājovāca
bhagavañ chrotum icchāmi
 rājarṣes tasya dhīmataḥ
na prābhūd yatra nirmukto
 brahma-daṇḍo duratyayaḥ
Synonyms: 
śrī-rājā uvāca — King Parīkṣit inquired; bhagavan — O great brāhmaṇa; śrotum icchāmi — I wish to hear (from you); rājarṣeḥ — of the great King Ambarīṣa; tasya — of him; dhīmataḥ — who was such a greatly sober personality; na — not; prābhūt — could act; yatra — upon whom (Mahārāja Ambarīṣa); nirmuktaḥ — being released; brahma-daṇḍaḥ — the curse of a brāhmaṇa; duratyayaḥ — which is insurmountable.
Translation: 
King Parīkṣit inquired: O great personality, Mahārāja Ambarīṣa was certainly most exalted and meritorious in character. I wish to hear about him. How surprising it is that the curse of a brāhmaṇa, which is insurmountable, could not act upon him.