Arcana Coelestia # 10339
10339. 'And the mercy-seat which is over it' means that which is representative of the hearing and reception of all the things of worship that spring from the good of love. This is clear from the meaning of 'the mercy-seat which is over the ark' as that which is representative of all the things of worship that spring from the good of love, dealt with in 9506.
Arcana Coelestia # 9724
9724. 'And shovels, and basins, and its forks, and its tongs' means known facts that act as containers and serve every purpose. This is clear from the meaning of vessels generally as the items of knowledge or known facts that the external memory possesses, dealt with in 3068, 3069, and - in regard to things of a holy nature - as the cognitions of good and truth which serve as means by which to worship the Lord, 9544. Such also is what the vessels for ministry around the altar mean. But each particular vessel there means the known facts that relate to some specific purpose, so that all the vessels there mean the known facts that serve every purpose.