Deuteronomy 17:16-17

Worth (pride) / Worldliness / Women / Wealth.

God is concerned that his leader not have his heart turned away by:

Multiplying horses (Power/Pride)
Causing people to return to Egypt (Worldliness/Flesh)
Multiplying wives (Lust of the eyes/Flesh)
Multiplying silver and gold (Carnal/Temporal lust)

1Jo 2:16 For all that [is] in the world, the lust of the flesh, and the lust of the eyes, and the pride of life, is not of the Father, but is of the world.