Matthew 23:22

And he that swears by heaven, swears by the throne of God, and by him that sits upon it.

Matthew 5:34

But I say to you, Swear not at all: neither by heaven, for it is the throne of God;

Acts 7:49

Heaven is my throne, and the earth is my footstool. What house will -you build me? says the Lord; or what is the place of my rest?

Revelation 4:2-3

And immediately I was in spirit; and behold, a throne was set in heaven, and one sat on the throne;

Treasury of Scripture Knowledge

Summary

And he that shall swear by heaven, sweareth by the throne of God, and by him that sitteth thereon.

Bible References

By the

Matthew 5:34
But I say to you, Swear not at all: neither by heaven, for it is the throne of God;
Acts 7:49
Heaven is my throne, and the earth is my footstool. What house will -you build me? says the Lord; or what is the place of my rest?
Revelation 4:2
And immediately I was in spirit; and behold, a throne was set in heaven, and one sat on the throne;