<prompt>  Bhala ukuqhubeka kwalesi sigaba - Ngemuva kokumela iCzech Republic ezigabeni eziningana zentsha, uSouček wenza i-debut yakhe eqenjini eliphakeme ngoNovemba 15, 2016 emdlalweni wobungani neDenmark. Wenza i-debut yakhe yokuncintisana ngomhlaka-10 Juni 2017, emdlalweni weCzech Republic we-11 away draw neNorway emdlalweni wokuhlolwa kweNdebe yoMhlaba ka-2018. USouček wabonakala kuyo yonke imidlalo emithathu yeqembu laseCzech Republic elingaphansi kweminyaka engama-21 ku-2017 UEFA Under-21 Championship. 