The Messenger of Allah ﷺ said, "Do you know, or shall I show you, a treasure from the treasures of Paradise?"He replied, "Allah and His Messenger know best."The Prophet ﷺ said, "There is no power and no strength except by Allah."
حدثنا محمد بن جعفر حدثنا عثمان بن غياث عن أبي عثمان
قال رسول الله ﷺ هل تدري أو هل أدلك على كنز من كنوز الجنة قال الله ورسوله أعلم قال لا حول ولا قوة إلا بالله
Its isnad is sahih. Its narrators were mentioned shortly before, and the hadith has already been mentioned at 19488.