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If you would like to automatically push all comments from the Jira issue to Salesforce, see: Automatically Pushing Comments from Jira to Salesforce
Guide
To push a single comment from the Jira issue to the related Salesforce object, you will need to:
Open up the relevant Jira issue.
Hover over the comment you would like to push to Salesforce. A set of icons will appear.
Click on theicon and a pop-up will appear.
If it doesn't, Refresh the page.
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If the comment is already pushed to the related Salesforce object, a message will be displayed as follows:
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