# a turban

"a headdress" or "a beautiful head covering." This is a long piece of cloth that is wrapped around the head.

# oil of joy ... a mantle of praise

People put oil on themselves and dressed in beautiful, long robes during times of celebration and joy. 

# in place of a spirit of dullness

"in place of sadness" or "in place of mourning"

# oaks of righteousness, the planting of Yahweh

This means Yahweh has caused the people to be strong and sturdy.

# that he may be glorified

"so that the people's lives may glorify him"