1. Nehemiah 1:1 (ESV)
  2. Exposition

What and when is the month of Chislev?

Nehemiah 1:1 (ESV)

1 The words of Nehemiah the son of Hacaliah.Now it happened in the month of Chislev, in the twentieth year, as I was in Susa the citadel,

Chislev is the ninth month of the Babylonian calendar (also used in Israel under Babylonian domination), overlapping a portion of November and December in the Gregorian calendar dominating in today’s Western world.