We are truly sorry to hear about your little granddaughter's illness. Let's stand together in prayer for her healing and comfort.
Firstly, let's remember that God cares for us and wants us to come to Him in prayer. As it is written in 1 Peter 5:7, "Casting all your anxieties on him, because he cares for you." We can confidently bring your granddaughter's situation before Him.
We must also remember that Jesus is the way to the Father. It is only by His name that we can come before God. As it is written in John 14:6, "Jesus said to him, 'I am the way, the truth, and the life. No one comes to the Father except through me.'" We will pray using His name.
Let us pray together,
"Dear Heavenly Father,
We come before You in the name of Jesus, lifting up our ###'s granddaughter to You. Lord, You know her situation, and You see her suffering from this viral fever. We ask, Father, that You touch her body, reduce the fever completely, and restore her to normal health. We rebuke the spirit of infirmity as appropriate and according to Your perfect will.
Father, we also pray for her appetite to return, for her to regain her strength, and for her to be eating well again. Lord, give her family wisdom and guidance as they care for her, and give the doctors wisdom in their treatment.
We ask for Your peace to fill their hearts, knowing that You are in control and that You love them dearly. We also pray for anyone else in the household to be protected from this virus and that it will all be resolved soon.
In Jesus' name, we pray. Amen."
Encourage yourself with God's promises, knowing that His will is perfect, and He loves you all dearly. As it is written in Romans 8:28, "We know that all things work together for good for those who love God, to those who are called according to his purpose." Trust in His love and goodness.