These articles of faith and practice shall be considered adopted and in immediate effect upon their ratification by two thirds of the church voting in a business meeting called for such action, providing there is a quorum. Article 4, entitled "Articles of Faith" shall never be essentially amended, altered, or repealed. The remainder of the articles may be essentially amended, altered, or repealed by a two thirds vote of the members present at a church business meeting, provided that the proposed changes have been submitted to the pastor, deacons, and church secretary in writing, and have been presented at least 30 days prior to the time of the vote; and provided that the changes are consistent with the teaching of the Word of God and the purposes of the church as stated in these articles.