Abu Dawud said: I have not narrated in this book of mine any hadith from Jabir Al-Ju'fi (one of the narrators) except this one.
In-book : Book 2, Hadith 647
English translation : Book 3, Hadith 1031
2. Prayer (Kitab Al-Salat)
باب مَنْ نَسِيَ أَنْ يَتَشَهَّدَ وَهُوَ جَالِسٌ