This hadith has been transmitted on the authority of Mu’tamir, reported on the authority of his father.
Hadith In Arabic Text :
وحدثناه محمد بن عبد الأعلى، حدثنا المعتمر، عن أبيه، بهذا الإسناد .
Chapter : The Book Pertaining to Repentance and Exhortation to Repentance – كتاب التوبة