Most importantly, “the one who has the Son has life.” (1 John 5:12) Secondly, “this is the confidence we have before Him: Whenever we ask anything according to His will, He hears us. And if we know that He hears whatever we ask, we know that we have what we have asked Him for.” (1 John 5:14-15)
Fear is incompatible with love — if we are loved by God, what have we to fear?
“We know that the Son of God has come and has given us understanding so that we may know the true One. We are in the true One — that is, in His Son Jesus Christ. He is the true God and eternal life.” (1 John 5:20)
Fear is incompatible with eternal life — if we are “in the true One”, what have we to fear?
“What then are we to say about these things? If God is for us, who is against us? He did not even spare His own Son but offered Him up for us all; how will He not also with Him grant us everything? Who can bring an accusation against God’s elect? God is the One who justifies.” (Romans 8:31-33)
Fear is incompatible with the justification of God — if God has given us His Son, what have we to fear?