Sunan Abu Dawud
4715
Sahih Isnaad Maqtu+2

Abu Dawud said :Malik was asked : The heretics argue from this tradition against us. Malik said : Argue against them from its last part which goes. The people asked : What do you think about the one who died while he was young? He replied : Allah knows best what he was going to do

Sahih Isnaad MaqtuAl-Albani
Sahih Isnaad MaqtuMuhammad Muhyi Al-Din Abdul Hamid