(1) باب مَا جَاءَ فِي إِجَابَةِ الدَّعْوَةِ
The tradition mentioned above has also been transmitted by Nafi' to the same effect through the chain of narrators as mentioned in Ayyub.
Reference: Sunan Abi Dawud 3739
In-book reference: Book 28, Hadith 4
English translation: Book 27, Hadith 3730