Mishkat al-Masabih 206

Abu Huraira reported God's messenger as saying, “A word which contains wisdom is the stray beast* of the wise man, so wherever he finds it he is most entitled to it.” Tirmidhi and Ibn Majah transmitted it, Tirmidhi saying that this is a gharib tradition and that Ibrahim b. al-Fadl the transmitter is declared to be weak in tradition. *i.e. something to be sought.