It wasnarrated from Abu Hurairah that the Prophet (ﷺ) said:
"Whoeverprays six Rak'ah after the Maghrib and does not say anythingbad inbetween them, will have a reward equal to the worship of twelveyears." (ID)
English reference (ID): Vol. 1, Book 5, Hadith 1167 (ID)
Arabic reference (ID): Book 5, Hadith 1222 (ID)