My friend in Christ let me encourage you and pray for you. Cast this anxiety out of you. God has given you the the spirit of a warrior. The Holy Spirit is inside you and you need not have any fear.
Let me give you some bible quotes. Write these in little cards and out them in your pocket. Read them whenever you have a second and God's words will cover you with safety and protection.
The kingdom of God is within me (Luke 17:21)
I can do all things thru Christ that strengtheneth me (Phil 4:13)
If God be for me who can be against me (Romans 8:31)
So do not fear, for I am with you;
do not be dismayed, for I am your God. I will strengthen you and help you; I will uphold you with my righteous right hand. (Isaiah 41:10 NIV)
Let the peace of Christ rule in your hearts, since as members of one body you were called to peace. And be thankful. (Colossians 3:15 NIV)
Cast all your anxiety on Him because He cares for you. (1 Peter 5:7 NIV)
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My friend know that God has commanded you to be strong ! The Lord of the universe has given you and I in Christ an order and commanded us to be strong. Her is His quote:
"Have I not commanded you? Be strong and courageous. Do not be afraid; do not be discouraged, for the Lord your God will be with you wherever you go." (Joshua 1:9 NIV)
So be strong and memorize the above. I pray for you in the Most Holy Name of Jesus Christ our Lord. Amen