Are there holy days or festivals that occur in or near the Fall, autumn of the year, that Christians should observe? Which days did Jesus and the Apostle Paul keep? Does the New Testament show that any of the Fall holy days were kept? Did early Christians keep the Feast of Trumpets, Day of Atonement, Feast of Tabernacles, and the Last Great Day? What about Polycarp, Melito, and Polycrates? What about Methodius of Olympus? What happened with the sun-god worshiping Emperor Constantine? Did early Christians keep Christmas, Halloween, All Saints Day, or All Souls Day? …

Where did we get the Bible? What is the canon? When was the Bible written? How many Bibles have been produced? Did one or more of the Apostles, like John, pass on the knowledge of the books of the Bible? Or did it take until a 382 A.D. proposal by Bishop of Rome Damasus? Or did it take until the Councils of Hippo and Carthage? Or until the Council of Trent in 1546? …

Jesus' disciples wanted to know how to increase their faith. Jesus and the apostles gave many ways to increase faith. In this sermon, Dr. Thiel discusses various of those ways. He goes over the examples in Hebrews 11 (often called the 'faith chapter') as well as numerous scriptures in the Old and New Testaments. He discusses living as a Christian, putting God to the test (Malachi 3), and enduring. …

Do you know much about faith? Do you know how important faith is? Jesus said, that along with mercy and judgment, faith was one of the weightier, more important, matters of the law (Matthew 23:23). His disciples realized that faith was important. What is faith? Does it go beyond simply believing? Are we just supposed to have faith in Jesus or also the faith of Jesus? What about works? …

In this sermon, Dr. Thiel answers questions that have been submitted to the Church of God on many topics, such as:

What about making/receiving organ donations?
Should you chew tobacco?
Is there any help to overcome bad habits?
Did Joseph W. Tkach, Sr. have the mantle of succession?
What is ‘servile work’? …

You feel you should follow God. Have you proven that God exists? Should you? Can you prove that Jesus was the prophesied Messiah as opposed to being one of many religious leaders throughout history? What is truth? What about the Bible? Can you have religious certainty? If the Bible is true, what books should be in it? If God is calling you, will you respond to that call? How are you supposed to live as a Christian? Can you get assistance on the ten commandments, holy day, prayer, and faith? What about the Gospel of the Kingdom of God? What about life’s biggest questions? …

With all that is going on in the world in the 21st century, people want to know about the Great Tribulation. They want to know when it is, what signs to look for, and how to be spared from it. This sermon addresses seals, troubles, the beginning of sorrows, the four horsemen of the Apocalypse, wars and rumors of war, food inflation, famines, modern agricultural practices, engineered food, the relevance of the nation of Israel, the peace deal of Daniel 9:27, the "prince,' the King of the North, the King of the South, US debt, …

Do you want to be happy? Most people do. Is it possible to be happy in this world? Most people aren’t happy, because they don’t know what real happiness according to the Bible is. There sermon goes over many scriptures about what happiness is and also what it is not. Christians should not focus on temporal pleasures, seek first the Kingdom of God and His righteousness, strive to obey God’s …