((اللَّهُمَّ اجْعَلْهُ لَنَا فَرَطاً، وَسَلَفاً، وَأَجْراً)).
(O Allah, make him for us a precursor,a forerunner and a cause of reward)
Al-Hasan (Al-Basri) used to recite Surat Al-Fatihah for a child's funeral and then say this. Al-Bukhari, Kitabul-Jana'iz, p. 65.