Narrated Aslam:
I heard 'Umar bin Al-Khattab saying, "I gave a horse to be ridden in Allah's Cause and the person who got it intended to sell it or neglected it. So, I wanted to buy it as I thought he would sell it...
O Allah, bestow Your favor on Muhammad and on the family of Muhammad as You have bestowed Your favor on Ibrahim and on the family of Ibrahim, You are Praiseworthy, Most Glorious. O Allah, bless Muhammad and the family...
-> Read More Info: Al-Bukhari, cf. Al-Asqalani, Fathul-Bari 6/408.