SB 10.51.14

śrī-śuka uvāca
sa ikṣvāku-kule jāto
 māndhātṛ-tanayo mahān
mucukunda iti khyāto
 brahmaṇyaḥ satya-saṅgaraḥ
Word for word: 
śrī-śukaḥ uvāca — Śukadeva Gosvāmī said; saḥ — he; ikṣvāku-kule — in the dynasty of Ikṣvāku (grandson of Vivasvān, the sun-god); jātaḥ — born; māndhātṛ-tanayaḥ — the son of King Māndhātā; mahān — the great personality; mucukundaḥ iti khyātaḥ — known as Mucukunda; brahmaṇyaḥ — devoted to the brāhmaṇas; satya — true to his vow; saṅgaraḥ — in battle.
Translation: 
Śukadeva Gosvāmī said: Mucukunda was the name of this great personality, who was born in the Ikṣvāku dynasty as the son of Māndhātā. He was devoted to brahminical culture and always true to his vow in battle.