Joel 2

The text moves from the terror of judgment upon the land to the gracious invitation for inward repentance, culminating in the reversal of the curse through God's physical and spiritual restoration.

• The Lord will be jealous for his land and pity his people (v. 18).
• The Lord will send corn, wine, and oil, and satisfy them (v. 19).
• The Lord will restore the years the locust has eaten (v. 25).
• The Lord will pour out His Spirit upon all flesh (v. 28).
• Whosoever shall call on the name of the Lord shall be delivered (v. 32).

• Blow the trumpet (v. 1, 15).
• Tremble, all inhabitants of the land (v. 1).
• Turn ye even to me with all your heart (v. 12).
• Rend your heart, and not your garments (v. 13).
• Sanctify a fast (v. 15).
• Fear not, O land; be glad and rejoice (v. 21).

• The day of the Lord is near and terrible (v. 1, 11).
• Nothing shall escape the fire of judgment (v. 3).

• A devastating locust plague had stripped the land of Judah, causing an agricultural and economic catastrophe.
• The crisis was interpreted as a prophetic sign of God's immediate judgment against the people's sins.

• The 'Day of the Lord' was a concept known to Israel as a time of God's intervention, though often misunderstood as a time only for the defeat of their enemies rather than a potential judgment on themselves.
• Agricultural survival was directly tied to obedience to the covenant, making the locusts and drought severe covenantal warnings.

• The book of Joel is prophetic literature. It uses vivid, apocalyptic imagery (locusts as an army, celestial bodies darkening) common to the genre.
• The structure pivots at verse 18, transitioning from the warning of judgment to the promise of restoration.

• The Apostle Peter explicitly identifies the prophecy of the Spirit's outpouring in Joel 2:28-32 as fulfilled on the Day of Pentecost (Acts 2:16-21).
• The concept of 'rending the heart' connects to Jeremiah 4:4 and the frequent prophetic call to circumcision of the heart rather than external signs.

• The pouring out of the Spirit (vv. 28-29) provides the foundational prophetic text for the new covenant experience described in the New Testament.
• The call to 'call on the name of the Lord' (v. 32) is cited in Romans 10:13 as the basis for salvation through faith in Christ.

• שׁוֹפָר (H7782 - Shofar/trumpet): Refers to the ram's horn used for signaling, often associated with liturgical or military announcements.
• יוֹם (H3117 - Day): Used here not just as a 24-hour period, but as a defined era or epoch of divine action (the 'Day of the Lord').
• רָגַז (H7264 - Tremble): A verb implying violent emotion or quivering, often used in contexts of fear before the presence of God.
• נָחַם (implied in v. 13): In the KJV, 'repenteth him of the evil' refers to God's change in dealing with the people based on their repentance (relenting), not a change in His moral nature.

• The 'northern army' in verse 20 is a specific, though debated, detail; some scholars see it as a literal description of locusts coming from the north, while others see it as a dual-reference to the invading nations (Assyria/Babylon).
• The connection between the physical land and the spiritual state of the people is seamless in the prophet's theology.

• Whether the locust plague described in the first half of the chapter is a literal event that happened or an apocalyptic symbol for an invading human army (like Babylon).
• The exact timing of the 'former' and 'latter' rain in verse 23 is historically specific to the agrarian calendar of the Levant, but serves as a clear metaphor for God's provision.