In Genesis 9:23, this signifies that they did not attend to errors and perversions. (Arcana Coelestia 1086, 1088)

In Luke 9:62, this signifies that one who is in good should not betake himself to doctrinal matters. (Arcana Coelestia 5895[5])

In Genesis 49:17, this signifies departure from truth, or from understanding the Word. (Arcana Coelestia 6401)

9630. 'And you shall make a covering for the tent' means a mantle [around that heaven]. This is clear without explanation, for the covering made from the skins of red rams made a mantle over and around the tent.