Exodus 26:14

Also make a covering for the tent out of ram skins dyed red, and over that a covering of fine leather.

Note Possibly the hides of large aquatic mammals

BSB · Berean Standard Bible
And thou shalt make a covering for the tent of rams’ skins dyed red, and a covering above of badgers’ skins.
KJV · King James Version
You shall make a covering for the tent of rams’ skins dyed red, and a covering of sea cow hides above.
WEB · World English Bible
And thou shalt make a covering for the tent of rams’ skins dyed red, and a covering of sealskins above.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

a covering
Exodus 36:19; Numbers 4:5; Psalm 27:5; Psalm 121:4, 5; Isaiah 4:6; Isaiah 25:4
Exodus 26:14
rams' skins dyed red.{Oroth ailim meoddamim,} literally, the skins of red rams. It is a fact, attested by many respectable travellers, that in the Levant, sheep are often met with having red or violet coloured fleeces. Almost all ancient writers speak of the same thing.
Exodus 25:5; Exodus 35:7, 23; Exodus 39:34; Numbers 4:10; Ezekiel 16:10