DOCS-14155 clarify enable auditing (#56)

Author: Dave

source/core/auditing.txt

@@ -20,9 +20,11 @@ deployments with multiple users and applications.
 Enable and Configure Audit Output
 ---------------------------------
 
-The auditing facility can write audit events to the console, the :term:`syslog`, a JSON
-file, or a BSON file. To enable auditing for MongoDB Enterprise, see
-:doc:`/tutorial/configure-auditing`.
+The auditing facility can write audit events to the console, the
+:term:`syslog`, a JSON file, or a BSON file. To enable auditing in
+MongoDB Enterprise, set an audit output destination with
+:option:`--auditDestination <mongod --auditDestination>`. For details,
+see :doc:`/tutorial/configure-auditing`.
 
 For information on the audit log messages, see :doc:`/reference/audit-message`.
 
@@ -31,7 +33,8 @@ For information on the audit log messages, see :doc:`/reference/audit-message`.
 Audit Events and Filter
 -----------------------
 
-Once enabled, the auditing system can record the following operations [#transactions]_:
+Once enabled, the auditing system can record the following operations
+[#transactions]_:
 
 - schema (DDL),
 - replica set and sharded cluster,

source/tutorial/configure-auditing.txt

@@ -35,14 +35,16 @@ messages, see :doc:`/reference/audit-message`.
 Enable and Configure Audit Output
 ---------------------------------
 
-Use the :option:`--auditDestination <mongod --auditDestination>` option
-to enable auditing and specify where to output the audit events.
+To enable auditing in MongoDB Enterprise, set an audit output
+destination with :option:`--auditDestination <mongod
+--auditDestination>`.
 
 .. warning::
 
-   For sharded clusters, if you enable auditing on :binary:`~bin.mongos`
-   instances, you must enable auditing on all :binary:`~bin.mongod`
-   instances in the cluster, i.e. shards and config servers.
+   For sharded clusters, if you enable auditing on
+   :binary:`~bin.mongos` instances you must also enable auditing on the
+   cluster's :binary:`~bin.mongod` instances. Configure auditing for
+   :binary:`~bin.mongod` on all of the shards and config servers.
 
 Output to Syslog
 ~~~~~~~~~~~~~~~~