فَأَكْثَرُوا فِيهَا الْفَسَادَ
Faaktharoo feeha alfasada
Abdel Haleem: and spread corruption there

Interlinear Analysis

1
fa-aktharū
أَكْثَرُ
Root: ك ث ر
Verb
2
fīhā
فِي
Root: ف ي
Prep.
3
l-fasāda
فَساد
Root: ف س د
Noun