(28) باب الرَّجُلِ عِنْدَهُ الشَّهَادَةُ لاَ يَعْلَمُ بِهَا صَاحِبُهَا
Zaid bin Khalid Al-Juhani said that he heard the Messenger of Allah (ﷺ) say:
"The best of witnesses is the one who gives his testimony before he is asked for it." (ES)
Reference (ES): Sunan Ibn Majah 2364 (ES)
In-book reference (ES): Book 13, Hadith 57 (ES)
English translation (ES): Vol. 3, Book 13, Hadith 2364 (ES)