Eternality

The word eternal means "everlasting, having no beginning and no end. God alone is eternal.

God as Eternal

Reference	Verse
Micah 5:2	But you, O Bethlehem Ephrathah, who are too little to be among the clans of Judah, from you shall come forth for me one who is to be ruler in Israel, whose coming forth is from of old, from ancient days.
Isaiah 9:6	For to us a child is born, to us a son is given; and the government shall be upon his shoulder, and his name shall be called Wonderful Counselor, Mighty God, Everlasting Father, Prince of Peace.

Reference	Verse
John 1:1-2	In the beginning was the Word, and the Word was with God, and the Word was God. He was in the beginning with God.
Hebrews 7:3	He is without father or mother or genealogy, having neither beginning of days nor end of life, but resembling the Son of God he continues a priest forever.