Umar: why did you kill their father?
Umar: because of this, I will pass judgment(charge with murder) on you.
Umar: who will stand for your bail?
Umar: do you agree to stand for him Abu Dhar?
Abu Dhar: na'am (yes)
Umar: you stand for someone you don't know, if he don't returns you will receive his penalty.
Abu Dhar: I accept
Everyone was scared for Abu Dhar who accepted to receive the penalty of death if the man fail to come
Before the timefor maghrib, the boy appeared exhausted in appearance, and stood before Umarbin khattab
In great shock and surprise, Umar said: why did you return after having a chance to escape the penalty?
Umar turned and looked at Abu Dhar: why did you stand for him?
Abu Dhar: I was afraid, it might appear that humanity have lost the will to do good to others.
Umar: furiously said, why?
They said: we are afraid, it will appear as thou forgiveness has lost place in the heart of humanity.