Have you even read the Bible? Go read the Acts of the Apostles, Deuteronomy, Malachi, Genesis, and your Bible in general.

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"Genesis 14:20 – In this bible verse, Melchizedek comes out to meet Abraham, as Abraham gives him a tithe of the spoils of his victory.

Genesis 28:20-22 – After the vision of God’s renewed covenant, Jacob initiates a covenant with God vowing to give him a tithe of what he receives from the promised land.

Leviticus 27:30-32 – The specifications of tithing is introduced into the law of Moses.

Numbers 18:20-32 – The tithe is dedicated the Levites for the work in the tabernacle.

Deuteronomy 12:5-11 – God gives instructions for what to do with the tithe once Israel crosses the Jordan.
Deuteronomy 14:22-29 – God gives instructions on how to disperse and exchange the tithe.

Deuteronomy 26:12-15 – God gives instructions on how Israel should sanctify the tithe before they can ask for a blessing.

2 Chronicles 31:5-12 – The children of Israel do what’s right under the reign of Hezekiah, and bring the tithes to the designated places.

Nehemiah 10:37-38 – Israel obeys God and brings the tithes to the storehouse.
Nehemiah 12:44 – Officers were appointed to watch over the tithes in the storehouse.

Nehemiah 13:5-12 – Nehemiah cleanses the storehouse and kicks Tobiah out of the room that was designated to store the tithe. He then restores order.

Amos 4:4 – God commands Israel to bring back the tithe and reiterates the curse that is upon them if they don’t.

Malachi 3:8-10 – God reprimands Israel for not delivering the tithe, and reiterates the blessings and curse that would be in result of whatever decision they chose.
Matthew 23:23 – Jesus rebukes the Pharisees for not obeying the weightier matters of the law along with tithing.

Luke 11:42 – A parallel bible verse of Matthew 23:23 as Jesus rebukes the Pharisees for not obeying the weightier matters of the law along with tithing.

Luke 18:12 – A Pharisee brags about his obedience to the law and tithing.

Hebrews 7:5-9 – Abraham’s tithe is used to illustrate a change concerning the priesthood."