God exists and He is a rewarder of those who diligently seek Him.
The death, burial and resurrection of Jesus Christ.
The main teaching of Christianity is John chapter 3 verse 16 . And to love one another.
Monotheism.
Christianity is one of the three monotheistic religions, religions in which the belief is in one God. Christianity arose out of Judaism with the life and teachings of Jesus. After His death His followers continued His teaching. They are known to us as the early Christians from the word christ meaning the messiah. This was the beginning of the Christian religion.
Beleif in One God.
Christianity is the belief in only ONE god, who is God and the Lord Jesus Christ.
Belief in One God. Belief in the Law of God (excluding the sacrificial and cleansing laws). Belief in the Prophets.
The belief in one God
That is monotheism.
Christianity is based on the belief in one God; Hinduism is based on the belief in many gods. One cannot be a Hindu and a Christian at the same time, whereas one can accept Jesus as a god in Hinduism and still continue to follow Hinduism.
Any belief that believes that there is only one God. Judaism, Christianity, Islam, Zoroaster, Artenism etc.
That Adam was the first human being and that God is One.