How to class Trigger Handler class

trigger InsCliamcheck on Insurance_Claim__c (Before insert,Before Update) {
   if(Trigger.IsBefore){
       if(Trigger.isInsert){
           InsuranceClaimHandler.beforeInsert(Trigger.new);
            
       }
       if(Trigger.isUpdate){
           InsuranceClaimHandler.beforeUpdate(Trigger.new,Trigger.oldMap);
            
       }
   }

trigger InsuranceDetailTrigger on Insurance_Detail__c (before Insert,before Update) {    if(Trigger.isBefore){      if(Trigger.isInsert){         InsuranceDetailHandler.beforeInsert(Trigger.new);      }if(Trigger.isUpdate){        InsuranceDetailHandler.beforeUpdate(Trigger.new);      }//End of isupdate    }//End of is before }//End of trigger