Those riches perish by evil travail; thing or circumstance. There is no need to confine the cause of the loss to unsuccessful business, as many commentators do. The rich man does not seem to be a tradesman or speculator; he loses his property, like Job, by visitations for which he is in no way answerable—by storm or tempest, by robbers, by fire, by exactions, or by lawsuits.
And he begetteth a son, and there is nothing in his hand. The verb rendered "begetteth" is in the past tense, and used as it were, hypothetically, equivalent to "hath he begotten a son," supposing he has a son.
His misery is doubled by the reflection that he has lost all hope of securing a fortune for his children, or founding a family, or passing on an inheritance to posterity. It is doubtful to whom the pronoun "his" refers.
Many consider that the father is meant, and the clause says that when he has begotten a son, he finds he has nothing to give him. But the suffix seems most naturally to refer to the son, who is thus left a pauper.
Vulgate, Generavit filium qui in summa egestate erit. Having a thing in the hand moans having power over it, or possessing it.