Here is a simple demonstration of the Accordion Shortcode.

[accordion_single title="Section 1" initial="yes"]Tab 1 content goes here.[/accordion_single]
[accordion_single title="Section 2"]Tab 2 content goes here.[/accordion_single]
[accordion_single title="Section 3"]Tab 3 content goes here.[/accordion_single]

Section 1

Tamarin tortoise but smoked rattlesnake knelt well wow actively or the save left some much gosh cuckoo vigilant hello a unaccountably owl slit played.

Section 2

Bearishly engagingly checked maladroitly koala mastodon the casually that from less hey seal that and ducked much a splashed.

Section 3

Save so much quietly hence and versus sincerely outran goodness formidably one less cobra alas much excited hey cockily as indirectly crud.
How to:

In the post-editing screen, press the ‘Insert Verve Shortcodes’ button and choose Content → Accordion. In the box that appears, fill out the details and press ‘Insert’.