Zeph 1:4

1:4 stretch out my hand. This phrase refers to the power of God unleashed against His antagonists (2:13; Ex. 3:20; Deut. 4:34; Is. 5:25).

remnant of Baal. All that remains of Baal worship will be destroyed. This statement may mean that a religious renewal was already underway and that Baal worship was in decline.