Answer: After Malcom and Donalblain discovered Duncan's body they knew they couldn't stay in Scotland any longer. They both realized that Macbeth was the murderer and soon come for both of their lives. So, they decided to leave for there own safety. Malcom to England and Donalblain to Ireland. But the impression they had on others as there father's body was discovered was not good as they had just left Scotland. Macbeth had decided to take the chance and blame the two for his murder which resulted in the rest of the thanes believing his accusations.
