Lockyer's All the Men of the Bible – Er
Er

Er [Ûr]—awake or on the watch.

  1. The eldest son of Judah by the daughter of Shuah the Canaanite, whose wickedness, which is not described, merited death (Gen. 38:3-7; 46:12; Num. 26:19; 1 Chron. 2:3).
  2. A son of Shelah, youngest son of Judah by the above Shuah (1 Chron. 4:21).
  3. An Ancestor of Christ who lived between David and Zerubbabel (Luke 3:28).