What does the word therewith mean?

Usage examples for therewith

  1. He resided in the West Indies for about five years in all, and in that time, by his own industry acquired a very handsome fortune of his own, and therewith returned to Scotland. – Lives Of The Most Remarkable Criminals Who have been Condemned and Executed for Murder, the Highway, Housebreaking, Street Robberies, Coining or other offences by Arthur L. Hayward
  2. And his men took Mahomet's sword out of his sheath, whiles he slept, and therewith they slew this hermit, and put his sword all bloody in his sheath again. – The-Travels-of-Sir-John-Mandeville by Mandeville, John, Sir
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