Hebrews 10:1 NLT
The old system under the law of Moses was only a shadow, a dim preview of the good things to come, not the good things themselves.
How to enter into worship:
As we worship God reminds us—
Hebrews 9:9-10: NLT
This is an illustration pointing to the present time. For the gifts and sacrifices that the priests offer are not able to cleanse the consciences of the people who bring them. For that old system deals only with food and drink and various cleansing ceremonies—physical regulations that were in effect only until a better system could be established.
Jesus is that better system
Hebrews 9:11b-12 NLT
He has entered that greater, more perfect Tabernacle in heaven, which was not made by human hands and is not part of this created world. With his own blood—not the blood of goats and calves—he entered the Most Holy Place once for all time and secured our redemption forever