'Sap' in the Bible

He is full of sap before the sun, and his sprout shooteth forth over his garden;

They are still vigorous in old age, they are full of sap and green;

The trees of the LORD are full of sap; the cedars of Lebanon, which he hath planted;

But if some of the branches were broken off, and you [Gentiles], being like a wild olive shoot, were grafted in among them to share with them the rich root of the olive tree,