Configure a restriction or scoping rule to use a comma-separated list of IDs or values in the record criteria.
Where: Restriction rules are available in Lightning Experience in Enterprise, Performance, Unlimited, and Developer editions. Scoping rules are available in Lightning Experience in Performance, Unlimited, and Developer editions.
How: To create a restriction or scoping rule using more than one value in the record criteria, add a comma as a delimiter to separate the ID or string values. To include a single value that contains a comma, surround the value with double quotes (”).
Allow Multiple Values in Restriction or Scoping Rule Record Criteria (salesforce.com)