God says you are His child and you are more than a conqueror. He says you are an ambassador for Christ and you are to fight the evil around you. He also says you can do all things thru Christ and that all things are possible to those who believe. So trust God and use His might to strengthen yourself and be transformed by renewing your mind with the Word of God.
Depression is a spiritual attack on the mind. It occurs when you feel a lack of hope. Satan will use this as an opportunity to attack your mind. He tries to discourage you by telling you about all of your failures, sins, wrong choices and bad relationships you have had.
Matthew 18:19 19 “Again, truly I tell you that if two of you on earth agree about anything they ask for, it will be done for them by my Father in heaven. I will be praying in agreement with all of your prayers from now on.