# In the thirty-eighth year of Azariah king of Judah

"In year 38 of the reign of Azariah king of Judah"

# Zechariah son of Jeroboam

This Jeroboam was the second king of Israel that had that name. He was the son of King Jehoash.

# reigned over Israel in Samaria for six months

"lived in Samaria and reigned over Israel for six months"