Astaghfirullah three times after the salam

After the salam the Prophet ﷺ sought forgiveness three times and said: Allahumma antas-salam.

Narrated by Thawban

When the Messenger of Allah ﷺ finished his prayer, he would ask forgiveness three times and say: "Allahumma antas-salamu wa minkas-salam, tabarakta ya dhal-jalali wal-ikram" (O Allah, You are Peace and from You is peace; blessed are You, O Owner of majesty and honour).

Sahih Muslim 591

What this hadith teaches

Seeking forgiveness right after the prayer covers any shortcomings in it.

Reference and grade

Grade
Sahih (in Sahih Muslim)
Narrator
Thawban

The hadith in Arabic نص الحديث

اللَّهُمَّ أَنْتَ السَّلاَمُ وَمِنْكَ السَّلاَمُ تَبَارَكْتَ ذَا الْجَلاَلِ وَالإِكْرَامِ

Arabic text of Sahih Muslim 591, as given on sunnah.com.