SQL Server Audit Retention should be configured to be greater than 90 days.
Perform the following in the Azure Console:
Perform the following in Azure PowerShell:
For each Server, set retention policy for more than or equal to 90 days.
set-AzureRmSqlServerAuditing -ResourceGroupName <resource group name> -ServerName <server name> -RetentionInDays <Number of Days to retain the auditlogs, should be 90days minimum>