The Trinity in the Bible

Questions covered:

• 17:23 - Why don’t we baptize only in the name of Jesus?
• 28:35 - I used to be Pentecostal. I am Catholic now, but I never have felt sure of the existence of the Trinity. I felt that I could never verify it. Can you help me with this?
• 44:56 - Did the Vulgate reveal the Trinity? Did Martin Luther alter this?
• 48:29 - How many thrones will there be in heaven?