24:18. And Moses entering into the midst of the cloud, went up into the mountain: And he was there forty days and forty nights.
Exodus Chapter 25
Offerings prescribed for making the tabernacle, the ark, the candlestick, etc.
25:1. And the Lord spoke to Moses, saying:
25:2. Speak to the children of Israel, that they bring firstfruits to me: of every man that offereth of his own accord, you shall take them.
Firstfruits... Offerings of some of the best and choicest of their goods.
25:3. And these are the things you must take: Gold, and silver, and brass,
25:4. Violet and purple, and scarlet twice dyed, and fine linen, and goats' hair,
25:5. And rams' skins dyed red, and violet skins, and setim wood:
Setim wood... The wood of a tree that grows in the wilderness, which is said to be incorruptible.