The Messenger of Allah ﷺ said, "The best testimony is the one given by its bearer before he is even asked for it."
حدثنا إسماعيل بن إبراهيم أنا عبد الرحمن بن إسحاق عن أبي بكر بن محمد بن عمرو بن حزم عن أبيه عن عبد الله بن عمرو بن عثمان
قال رسول الله ﷺ خير الشهادة ما شهد بها صاحبها قبل أن يسألها
Its isnad is sahih. Its narrators are trustworthy and have already been mentioned. Abdullah bin Amr bin Uthman Umawi is trustworthy, and his hadith appears in Muslim. The hadith has already appeared at and
.