Use this recipe to automatically post your Instagram uploaded videos to Tumblr as embedded videos. IMPORTANT: When using this recipe, do not use Instagram's 'Share Settings' to share to the same Tumblr blog, or your videos will post twice to Tumblr.
Then
Create a video post
This Action will create a video post on your Tumblr blog from the given URL to a YouTube video, a Vimeo video, a URL to a video file, or an embed code.
Discover more time saving integrations for Tumblr (legacy) and Instagram