Exodus 25:16, 21~22
Exodus 25:16 And thou shalt put into the ark the testimony which I shall give thee. 10 I MC VC
Exodus 25:21 And thou shalt put the mercy seat above upon the ark; and in the ark thou shalt put the testimony that I shall give thee. 10 I MC VC
Exodus 25:22 And there I will meet with thee, and I will commune with thee from above the mercy seat, from between the two cherubims which are upon the ark of the testimony, of all things which I will give thee in commandment unto the children of Israel. 9 I MC VC
Exodus 31:18
Exodus 31:18 And he gave unto Moses, when he had made an end of communing with him upon mount Sinai, two tables of testimony, tables of stone, written with the finger of God. 16 I MC VC
Numbers 7:89
Numbers 7:89 And when Moses was gone into the tabernacle of the congregation to speak with him, then he heard the voice of one speaking unto him from off the mercy seat that was upon the ark of testimony, from between the two cherubims: and he spake unto him. 12 I MC VC