1sam 19:9
And the evil spirit from the Lord was upon Saul, as he sat in his house with his javelin in his hand: and David played with his hand.


1sam 16:23
And it came to pass, when the evil spirit from God was upon Saul, that David took an harp, and played with his hand: so Saul was refreshed, and was well, and the evil spirit departed from him

1sam 16:14-15
But the Spirit of the Lord departed from Saul, and an evil spirit from the Lord troubled him.

And Saul’s servants said unto him, Behold now, an evil spirit from God troubleth thee.

My question is how possible is the bolded? Did God really send Evil spirit?