The Tabernacle: How can the Holy God dwell among sinful people?

We set up a "tabernacle" in the middle of the church. The readings before the message are Exodus 25:1-9 and Hebrews 9:1-12. The readings during the message are Exodus 25:10-15 Exodus 37:1-5
Exodus 26:1-4 Exodus 36:8-10
Exodus 27:1-2 Exodus 38:1-2