Sahl, or saal, in German, signifies a hall or court. French, salle. The name may be local, and derived from the river Sale, in France, or Saal, a river in Bavaria.

Arthur, William (1857) An Etymological Dictionary of Family and Christian Names. New York: Sheldon, Blakeman. Public Domain.

SALE. SALES. A-Sax. sel, scle, &c. French, mile, a hall. " Between 1332 and 1348, the name borne by the famous knight commemorated by Froissart, and who was liilled by tlie insurgents near Norwich, in 1381, is severally written De la Sale, De Salle, De Aula, De la Saule, De Halle, Saul, and Halle." Notes and Queries, v. 291. The North Wilts family of Hale of Bradford also wrote themselves De Aula and De la Sale. " Halle, alias De la Sale, dwellitli iu a pretty stone house at the east end of the town, on the right bank of Avon: a man of £100 lands by the year : an ancient gentleman since tlie time of Edward I." Leland's Itinerary.

Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.