It was narrated from ‘Abdullah bin Mas’ud that for the two Rak’ah after Maghrib, the Prophet (ﷺ) used to recite: “Say: O you disbelievers!” [Al-Kafirun (109)] and “Say: He is Allah the One.” [Al- Ikhlas]
DaifBook 5 · Hadith 364
سنن ابن ماجه
It was narrated from ‘Abdullah bin Mas’ud that for the two Rak’ah after Maghrib, the Prophet (ﷺ) used to recite: “Say: O you disbelievers!” [Al-Kafirun (109)] and “Say: He is Allah the One.” [Al- Ikhlas]