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." (FR)
English reference (FR): Vol. 1, Book 5, Hadith 1167 (FR)
Arabic reference (FR): Book 5, Hadith 1222 (FR)