´It was narrated from Zurah bin Ma'bad:` "Abu Salih, the freed slave of 'Uthman, said: 'I heard 'Uthman bin 'Affan say: I heard the Messenger of Allah (ﷺ) say: Ribat (guarding the frontier) for one day in the cause of Allah is better in rank than a thousand days spent within the residence.'"
Hadith Referenceسنن نسائي / كتاب الجهاد / 3171
Hadith Gradingالألبانی:حسن | زبیر علی زئی:إسناده صحيح
´It was narrated that Abu Salih, the freed slace of 'Uthman, said:` "uthman bin 'Affan said: 'I heard the Messenger of Allah (ﷺ) say: A day in the cause of Allah is better than a thousand days doing anything else.'"