The Tabernacle was full of symbolical teaching of which the full meaning is unfolded in the Epistle to the Hebrews, where we are distinctly told that the Holy Spirit inspired the plan of the various parts. See Heb. 9:8. Well would it be for us, if we built our lives as Moses the Tabernacle, only on the divine plan. Note 25:9, 40; 26:30; 27:8; Heb. 8:5. The Ark was the symbol of the Covenant between Jehovah and his people. :

The golden slab, known as the mercy-seat, supplied the meeting-place between God and man. It was there that the high priest sprinkled the blood of atonement once a year. It is alluded to by the apostles, Paul and John, as the “propitiation.” We might insert Mercyseat in each passage. See Rom. 3:25; 1 John 2:2. Angel forms bent on either side, with their faces downward. See 1 Peter 1:12. The tables of the Law lay written beneath, because the divine righteousness underlies all God’s dealings with men.