A searchable guide to the complete WordPress Icon Library (@wordpress/icons) package from Gutenberg.
import { Icon, next } from '@wordpress/icons';
<Icon icon={next} />
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" aria-hidden="true" focusable="false"><path d="M6.6 6L5.4 7l4.5 5-4.5 5 1.1 1 5.5-6-5.4-6zm6 0l-1.1 1 4.5 5-4.5 5 1.1 1 5.5-6-5.5-6z"></path></svg>
next – WordPress Icon Library