In that you were seeing feet and toes ¹  partly of wet clay ²  and partly of iron, so this will be a divided kingdom. Some of the strength of iron will be in it, for you saw iron mixed with wet clay. ³ 

And ¹  in that you saw iron mixed with wet clay, so people will be mixed ²  with one another ³  without adhering to one another, just as ⁴  iron does not mix with clay.