Lately convicted of a certain frustration and bitterness in me,even maliciousness
Pray as I repent. Also that I can forgive myself

Well you have to repent yourself and really mean it for we can't repent for you. That sin is between you and God.
Lord I thank you that you have brought this person to conviction of their sins. Help them to come to you just as they are with real repentance in their heart, so you can have your perfect will done in their life as they get closer to you. I pray in the mighty name of Jesus Christ, amen.

When is about forgiving you and forgiving others I encourage you to ask The Lord to help you to forgive and release them any time is needed. You can do all things through Jesus Christ.
In Jesus Name I declare you are more than conqueror through Jesus Christ.

Lord in Jesus Name I pray for total supernatural deliverance over this person.
In Jesus Name I pray mercy, grace, favor over this person. In Jesus Name I decree and declare Psalms 118:25 and abundantly life over this person. In Jesus Name I decree and declare what is impossible with people is possible with God over this person.
In Jesus Name I decree and declare 1 John 3:8 b) over this person. In Jesus Name I decree and declare "The Son of God came to destroy the works of the devil" over this person. In Jesus Name I decree and declare Zechariah 4:7 against any mountain which is against this person.

Lord's children are called kings first in Revelation 1:6 KJV. Is important to use authority and office of the king in spiritual realm. Also according with Exodus 20:5 is important to be free from any legal right from any unclean spirit.

In Jesus Name I decree and declare Genesis 1:28 and Exodus 14:14 and Deuteronomy 20:4 and Deuteronomy 28:3 and Deuteronomy 28:6-8 and 1 Chronicles 4:10 and 2 Samuel 22:33 and 2 Samuel 22:40 and 2 Samuel 22:49 and 2 Kings 6:16 and Jeremiah 29:11 and Jeremiah 32:17 and Isaiah 54:17 and Psalms 1:3 and Psalms 4:7-8 and Psalms 5:12 and Psalms 16:7-8 and Psalms 18:29 and Psalms 18:39 and Psalms 20:4 and Psalms 23 and Psalms 33:9 and Psalms 35:1 and Psalms 54:4 and Psalms 71:1-3 and Psalms 71:21 and Psalms 84:11 and Psalms 91 and Psalms 103:3 and Psalms 107:20 and Psalms 118:17 and Psalms 121:2 and Luke 18:27 and John 16:24 and Romans 8:37 and 1 Peter 2:24 and Ephesians 3:20 and Philippians 4:13 and 7 times restoration and according with Lord's will over this person.
Thank You Lord