Edit the "search for" field to look for a specific user, hashtag, or both.
If
New tweet from search
This Trigger fires every time a new tweet matches your search query. Limited to 30 tweets per check, and protected tweets will not be returned. Learn more
Then
Create a quote post
This Action will create a quote post on your Tumblr blog.
Discover more time saving integrations for Tumblr (legacy) and Twitter