Below is a short video of a 100 square metre space with packing increasing from 1 person per square metre to 10 people per square metre. This serves to illustrate how the crowd may look in low risk and high risk situations.
The word comes from the Greek euangelion, or good news. The gospel was considered the good news of the coming Kingdom of Messiah, and of redemption through the life and death and resurrection of Jesus, the central Christian message.
The word Alleluia or Hallelujah, which literally means Praise ye Yah or Praise Jah, you people, is used in different ways in Christian liturgies. Praise Jah is a short form of Praise Yahweh, or of praise ye Jehovah.