1)
Did Hashem tell the king?!
1.
Rashi: He told me, and via this, informed the king.
2)
Why did he need to say that Hashem informed the king what will be in the end of days? This will become clear from his interpretation!
1.
Malbim: He was counseling not to kill the Chachamim. What will be in the end of days can be known only via Hashem. The Chachamim can interpret other dreams and matters that will apply soon.
