Full Idea
Kierkegaard doesn't use the phrase 'leap of faith'. His metaphor of a dancer's leap expresses the way faith goes 'up' towards God, but also comes back down to earth, and is a way of living in the world.
Gist of Idea
Faith is like a dancer's leap, going up to God, but also back to earth
Source
report of Søren Kierkegaard (Either/Or: a fragment of life [1843]) by Clare Carlisle - Kierkegaard: a guide for the perplexed 2
Book Reference
Carlisle,Clare: 'Kierkegaard: guide for the perplexed' [Continuum 2006], p.41
A Reaction
This entirely contradicts what I was taught about this idea many years ago. Memes turn into Chinese whispers.