Genesis 1:1-3;
The Beginning
1 In the beginning God created the heavens and the earth. 2 Now the earth was formless and empty, darkness was over the surface of the deep, and the Spirit of God was hovering over the waters.
3 And God said, “Let there be light,” and there was light.
Exodus 3:13-14
13 Moses said to God, “Suppose I go to the Israelites and say to them, ‘The God of your fathers has sent me to you,’ and they ask me, ‘What is his name?’ Then what shall I tell them?”
14 God said to Moses, “I am who I am.[a] This is what you are to say to the Israelites: ‘I am has sent me to you.’”
Summary: Reasons to believe in God.
