typo (#120)

Author: mayaraman19

source/run-command.txt

@@ -136,7 +136,7 @@ command and parses the response as a `CommandCursor <{+api-root+}pymongo/command
 The ``CommandCursor`` can be used to iterate over command results.
 
 The following example uses the ``cursor_command()`` method on the ``sample_mflix``
-database. It runs the ``find`` command on the ``movies`` database to filter by
+database. It runs the ``find`` command on the ``movies`` collection to filter by
 documents in which the ``runtime`` field has a value of ``11``.
 
 .. io-code-block::