قَسَبَ
1.
, aorist
قَسِبَ
, It (water) ran, or flowed: (S, O, K:) or it ran, or flowed, with a sound, beneath trees or leaves. (So according to different copies of the A.)
2.
And قَسَبَتِ الشَّمْسُ
The sun began to set. (K.)