#What does Moses say that he knows will happen after his death?

Moses says that after his death the people will utterly corrupt themselves and turn away from the path that Moses had commanded them. [31:29]

#What does Moses say will happen when the people turn away from the path that Moses had commanded them?

Moses says that disaster will come on the people in the following days after they turn away from the path that Moses had commanded them. [31:29]

#Why does Moses say disaster will come to the people?

Moses says disaster will come because they will do what is evil in the sight of Yahweh, so as to make him angry through the work of their hands. [31:29]