حتىuntil إذاwhen سَرِبَتit streamed عَلَيْهِupon it وبَعَّجَتand burst open
حتى إذا سَرِبَت عَلَيْهِ وبَعَّجَت
وَطْفاءa dense, rain-laden cloud سارِبةٌstreaming كُلِيّleather patches مَزادِof waterskins
وَطْفاء سارِبةٌ كُلِيّ مَزادِ
Until, when it streamed down upon it and burst open—
Until, when darkness crept upon it,
a dense, dripping cloud—the leather patches of waterskins.
And the pitch-dark night enshrouded it,
Claude 2 is inferred from the historical translator configuration. The original record does not identify its model.