John 16:7

John 14:16-17 NIV
And I will ask the Father, and he will give you another advocate to help you and be with you forever— the Spirit of truth. The world cannot accept him, because it neither sees him nor knows him. But you know him, for he lives with you and will be in you.

John 14:26 NIV
But the Advocate, the Holy Spirit, whom the Father will send in my name, will teach you all things and will remind you of everything I have said to you.

John 15:26 NIV
“When the Advocate comes, whom I will send to you from the Father —the Spirit of truth who goes out from the Father—he will testify about me.

John 7:39 NIV
By this he meant the Spirit, whom those who believed in him were later to receive. Up to that time the Spirit had not been given, since Jesus had not yet been glorified.