What Does Isaiah 21:4 Mean?

'My heart panted, fearfulness affrighted me: the night of my pleasure hath he turned into fear unto me.' Continuing Isaiah's distress: heart pounding, overcome by terror. 'The night of my pleasure' turned to fear—possibly referring to the vision occurring at night, or to anticipated rest replaced by anxious fear. The prophet experiences viscerally what the vision portends—no detached observation but participatory suffering. This demonstrates that God's revelations aren't always comfortable religious experiences but can be terrifying encounters with divine holiness and judgment. The phrase emphasizes that knowing God's plans doesn't produce smug superiority but appropriate fear. Those who encounter divine realities properly are often terrified (Daniel 10:8; Revelation 1:17). Casual familiarity with divine judgment indicates insufficient understanding.