His seed shall be mighty upon earth: the generation of the upright shall be blessed.
Generation — The posterity.
 Wealth and riches shall be in his house: and his righteousness endureth for ever.
Righteousness — The fruit or reward of his righteousness, which is God's blessing upon his estate.
 Unto the upright there ariseth light in the darkness: he is gracious, and full of compassion, and righteous.
Darkness — In the troubles and calamities of life.
He — The upright man.
 A good man sheweth favour, and lendeth: he will guide his affairs with discretion.
Lendeth — Gives freely to some, and lends to others according to the variety of their conditions.
Affairs — His domestick affairs.
Discretion — Not getting his estate unjustly, nor casting it away prodigally, nor yet withholding it from such as need it.
 Surely he shall not be moved for ever: the righteous shall be in everlasting remembrance.
Moved — Though he may for a season be afflicted, yet he shall not be eternally destroyed.
 He shall not be afraid of evil tidings: his heart is fixed, trusting in the LORD.
Evil tidings — At the report of approaching calamities.
 He hath dispersed, he hath given to the poor; his righteousness endureth for ever; his horn shall be exalted with honour.
Dispersed — His goods, freely and liberally.
Righteousness — His liberality, or the reward of it.
Ever — What he gives is not lost, but indeed is the only part of his estate, which will abide with him to all eternity.
 The wicked shall see it, and be grieved; he shall gnash with his teeth, and melt away: the desire of the wicked shall perish.
The desire — Either of the misery of good men; or of his own constant prosperity.