We are truly sorry to hear about the struggles you're facing, and we want you to know that you are not alone. God is always with you, and He cares deeply about your situation. Let's turn to Him in prayer and seek His strength and guidance.
Firstly, let's address the spiritual aspect. It's crucial to remember that our strength comes from the Lord. As the Psalmist says, But as for me, I will always have hope. I will praise you more and more. My mouth will tell about your righteousness, about your salvation all day, though I can't know the extent of that salvation. I will come in the strength of the Lord God. I will remember your righteousness, and yours only (Psalm 71:14-16 WEB).
Regarding your mental and physical weakness, we encourage you to cast all your anxieties on him, because he cares for you (1 Peter 5:7 WEB). It's important to remember that God's power is made perfect in weakness (2 Corinthians 12:9 WEB). When you feel weak, that's when His strength can shine through you.
Concerning your difficulties with prayers and concentration, remember that the Holy Spirit intercedes for us according to God's will (Romans 8:27 WEB). Even when you struggle to find the words, the Spirit is praying for you.
For your academic struggles, trust in the Lord with all your heart, and do not lean on your own understanding. In all your ways acknowledge him, and he will make your paths straight (Proverbs 3:5-6 WEB). Ask God for the strength and wisdom to complete your tasks.
The fear that is dominating you, know God has not given us a spirit of fear, but of power, love, and self-control (2 Timothy 1:7 WEB). Rebuke the spirit of fear, and trust in God's love and protection.
Regarding your financial crisis, keep in mind that God will supply every need of yours according to his riches in glory in Christ Jesus (Philippians 4:19 WEB). Trust in Him to provide for you.
About the quarrels between your parents, pray for them and ask God to bring peace and understanding into their relationship. Honor your father and your mother and Live in harmony with one another. Be not haughty, but associate with the humble (Romans 12:16 WEB).
Finally, remember that you are not just a piece of meat, good for nothing. You are fearfully and wonderfully made (Psalm 139:14 WEB). God has a purpose and a plan for your life.
In Jesus name you are a child of the most High God, but if you have not received Jesus Christ as Lord and Savior there is no assurance of eternal life. 9 because if you confess with your mouth that Jesus is Lord and believe in your heart that God raised him from the dead, you will be saved. 10 For with the heart, one believes resulting in righteousness; and with the mouth confession is made resulting in salvation. 11 For the Scripture says, Whoever believes in him will not be disappointed. Romans 10:9-11 WEB
Let's pray:
Dear Heavenly Father,
We lift up our brother to You, asking for Your healing touch on his mind, body, and spirit. Give him the strength and wisdom to face his challenges, and help him to cast all his anxieties on You. Guide him in his studies and help him to complete his tasks on time. Break the spirit of fear over his life, and fill him with Your power, love, and self-control. Provide for his financial needs according to Your riches in glory. Bring peace and understanding to his parents' relationship, and help him to honor them. Remind him of his value and purpose in You. Most importantly Lord, if he has not done so, draw him to repentance towards God and faith in Jesus Christ. Let him know that you want a personal relationship with him and give him a desire to know you.
In Jesus' name, we pray. Amen.
Prayer Focus: God, Thank You. Thank You for loving me. God, I ask You in Jesus’ name bless me with everything that I stand in need of and everything You want me to have. Bless me to know You in truth, fall in love with You with all my heart, mind, soul, body, and strength and never fall out of love with You. Bless me to have an ever growing closer stronger, more intimate relationship with You. Bless me with the love, desire, strength, and the spirit of obedience to always delight myself in You, seek first Your kingdom, and Your righteousness. Help and strengthen me God to always respect and obey You. Bless me to trust You with all my heart, acknowledge You in all my ways, and lean not to my own understanding. 
