'Spirit of God' in the Bible

When they came to the hill, behold, the company of prophets met him, and the spirit of God came upon him, and he prophesied among them.

Then came the spirit of God upon Saul, when he heard those tidings, and he was exceeding angry.

And when the spirit of God came upon Saul, David took a harp and played with his hand, and so Saul was refreshed, and did amend; and the evil spirit departed from him.

Then Saul sent messengers to fetch David. And when they saw a company of prophets prophesying and Samuel standing fast by them, the spirit of God fell upon the messengers of Saul, and they prophesied too.

And as he went thither to Naioth in Ramah the spirit of God came upon him also and he went prophesying, until he came to Naioth in Ramah.