Christianity does not have one universal sacred language. Depending on denomination and time in history, the following languages have had special use in churches:
The Catholics often use Latin, but non-Catholics do not necessarily have a sacred language.
Aramaic, Greek
Latin. Another View: Love.
The sacred sites of Christianity is basically the church.
No, there is no sacred word or saying for Christianity. Some denominations have chosen sacred words or sayings but those belong only to those denominations and do not transcend to the rest of Christianity. The closest Christianity has to having a sacred word is a sacred respect for the names of God but even in this, Christianity does not demand a death penalty when someone violates that sacred respect.
It is the Bible.
Um ..JESUS
The Bible is the sacred text, or Scripture, of Christianity.
Christianity is a religion, not a language.
Yes, The bible
The Holy Bible.
No. The Talmud is an explanatory legal treatise in Judaism. It is not a "sacred text" nor is it affiliated with Christianity in any way. (The Jewish sacred text is the Tanakh or Jewish Bible.)
The Holy Bible.
Of course it is. It is the sacred book of Christianity.