After the murder, Macbeth describes him of struggling to say 'Amen'. His attempt to pray is rejected, meaning that God will not bless him rather he is cursed to the evil deeds; killing Duncan when he is sleeping.
The cow was grazing in the pasture.
Heyy im reading that right now! :)
The first two chapters reveal how human nature of the average person is very innocent and innately good, shown when Jack hesitates to kill the pig because he is scared.