The Lagos State Police Command has arrested more than a dozen cultists between Monday and Wednesday.
The police were called to the scene of a violent clash in Agege.
The Rapid Response Squad (RRS) said rival cult gangs were engaged in a brawl in a hotel in the area.
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Four of the boys were injured with broken bottles. The police arrested a total of 11 youths.
They have been transferred to the Agege Police Division upon the directive of RRS Commander, CSP Olayinka Egbeyemi.
In Ajah Division, officers responded to a distress call which informed that cultists were on rampage in Sangotedo.
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The two arrested with locally-made firearms are assisting with ongoing investigations, according to police spokesperson Benjamin Hundeyin.