La Nuit Sante is a lyrical work by Karol Załuski that draws upon traditional Christmas themes while utilizing a Romantic harmonic language. It is distinguished by its simplicity and sentimental expression of the holiday season.
The pianist needs to employ gentle rubato to give the phrasing a natural, singing quality throughout the piece.
Comparable difficulty and character — good candidates for what to learn next.
"Noël" La Nuit Sante is rated Henle level 2 of 9 — beginner repertoire, roughly ABRSM grades 2–3. In the RCM system it corresponds to about level 4.
You should be comfortable at Henle level 2 — meaning you can already play level 1–2 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of "Noël" La Nuit Sante lasts about 3 minutes.
"Noël" La Nuit Sante is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Für Elise by Ludwig van Beethoven, 'O marenariello by Salvatore Gambardella, Butterfly Lovers by Shuwen Zhang — see the full similar-pieces list on this page.