نَوَيْتُ صَوْمَ غَدٍ عَنْ قَضَاءِ فَرْضِ رَمَضَانَ لِلّٰهِ تَعَالَى
Nawaitu shauma ghadin 'an qadhaa-i fardhi ramadhaana lillaahi ta'aalaa
I intend to fast tomorrow to make up an obligatory Ramadan fast, for Allah the Exalted.
Intention for Making Up a Ramadan Fast
To replace a missed Ramadan fast
When & how
Made at night, to replace a Ramadan fast that was broken or missed (e.g. due to illness or travel).
Text follows the commonly taught wording (Shafi'i). Under teacher review.