Here are 15 Bible verses about nature of God from the Old and New Testaments of the Holy Bible (King James Version), sorted from most to least relevant.
1 John 2:20 KJV
But ye have an unction from the Holy One, and ye know all things.
Romans 1:20 KJV
For the invisible things of him from the creation of the world are clearly seen, being understood by the things that are made, even his eternal power and Godhead; so that they are without excuse:
1 John 1:5 KJV
This then is the message which we have heard of him, and declare unto you, that God is light, and in him is no darkness at all.
1 John 4:8 KJV
He that loveth not knoweth not God; for God is love.
Daniel 5:23 KJV
But hast lifted up thyself against the Lord of heaven; and they have brought the vessels of his house before thee, and thou, and thy lords, thy wives, and thy concubines, have drunk wine in them; and thou hast praised the gods of silver, and gold, of brass, iron, wood, and stone, which see not, nor hear, nor know: and the God in whose hand thy breath is, and whose are all thy ways, hast thou not glorified:
Matthew 11:25 KJV
At that time Jesus answered and said, I thank thee, O Father, Lord of heaven and earth, because thou hast hid these things from the wise and prudent, and hast revealed them unto babes.
1 John 4:16 KJV
And we have known and believed the love that God hath to us. God is love; and he that dwelleth in love dwelleth in God, and God in him.
Joshua 3:13 KJV
And it shall come to pass, as soon as the soles of the feet of the priests that bear the ark of the LORD, the Lord of all the earth, shall rest in the waters of Jordan, that the waters of Jordan shall be cut off from the waters that come down from above; and they shall stand upon an heap.
John 4:24 KJV
God is a Spirit: and they that worship him must worship him in spirit and in truth.
Matthew 5:48 KJV
Be ye therefore perfect, even as your Father which is in heaven is perfect.
Joshua 3:11 KJV
Behold, the ark of the covenant of the Lord of all the earth passeth over before you into Jordan.
Judges 6:24 KJV
Then Gideon built an altar there unto the LORD, and called it Jehovah-shalom: unto this day it is yet in Ophrah of the Abi-ezrites.
Jeremiah 10:10 KJV
But the LORD is the true God, he is the living God, and an everlasting king: at his wrath the earth shall tremble, and the nations shall not be able to abide his indignation.
Psalms 90:2 KJV
Before the mountains were brought forth, or ever thou hadst formed the earth and the world, even from everlasting to everlasting, thou art God.
1 John 5:20 KJV
And we know that the Son of God is come, and hath given us an understanding, that we may know him that is true, and we are in him that is true, even in his Son Jesus Christ. This is the true God, and eternal life.