Exodus 38:30

With it Bezalel made the sockets for the doorway of the Tent of Meeting, and the bronze altar and its bronze grating, and all the utensils of the altar,

Exodus 26:37

You shall make five pillars (support poles) of acacia wood to support the hanging curtain and overlay them with gold. Their hooks shall be of gold, and you shall cast five [base] sockets of bronze for them.

Exodus 27:10

it shall have twenty pillars and twenty bronze sockets; but the hooks of the pillars and their fasteners shall be silver;

Exodus 27:17

All the pillars (support poles) around the court shall be joined together with silver rods; their hooks shall be of silver and their sockets of bronze.

Treasury of Scripture Knowledge

Summary

And therewith he made the sockets to the door of the tabernacle of the congregation, and the brasen altar, and the brasen grate for it, and all the vessels of the altar,

General references

Bible References

The sockets

Exodus 26:37
You shall make five pillars (support poles) of acacia wood to support the hanging curtain and overlay them with gold. Their hooks shall be of gold, and you shall cast five [base] sockets of bronze for them.
Exodus 27:10
it shall have twenty pillars and twenty bronze sockets; but the hooks of the pillars and their fasteners shall be silver;

General references

Exodus 39:39
the bronze altar [of burnt offering] and its grating of bronze, its poles and all its utensils, the basin and its base;