Ezekiel 4:5
For I have laid upon thee the years of their iniquity, according to the number of the days, three hundred and ninety days: so shalt thou bear the iniquity of the house of Israel.
Cross-reference
Ezekiel 4:4
Parallel
Ezekiel 4:5 provides the specific number of days (390) that Ezekiel is to lie on his left side as commanded in verse 4.
Ezekiel 4:9
Parallel
Ezekiel 4:9 specifies the bread Ezekiel must eat during the same 390-day period mentioned in verse 5.
Isaiah 53:6
Typology
Isaiah 53:6 describes the Lord laying iniquity on the suffering servant, echoing Ezekiel's symbolic bearing of Israel's iniquity as a type of Christ.
1 Kings 12:33
Historical context
1 Kings 12:33 marks Jeroboam's false altar, likely the start of the 390-year period of Israel's iniquity symbolized by Ezekiel's 390 days.