Below are a few examples (the words underlined can be deleted or changed to make the prayer more applicable to your needs):
Make straight Your way before me.
Let me be filled with your presence.
~ Psalm 17:15
Cleanse me from my unknown faults.
~ Psalm 19:13b
Lord, help me.
~ Matthew 15:25b
Lord, have pity on my son.
~ Matthew 17:15
If You wish, You can make me clean.
~ Mark 1:40b
Lord … only say the word and my servant will be healed.
~ Matthew 8:8b
O God, be merciful to me, a sinner.
~ Luke 18:13b
My Lord and my God!
~ John 20:28b
Lord, You know everything; you know that I love You.
Taking a rosary and repeating one of these Scriptural prayers on each bead can be a very soothing exercise … very calming to the soul.