وَيُصَلِّي بِتَيَمُّمِهِ مَا شَاءَ مِنَ الْفَرَائِضِ وَالنَّوَافِلِ.
Meaning: With his tayammum he may pray as many obligatory and optional prayers as he wishes.
On the Hanafi view, tayammum continues as a legal purification until one of its nullifiers occurs; changing from one prayer to another does not itself require a new tayammum.
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Tayammum Materials, Intention, Nullifiers, and Searching for Water
وَيُصَلِّي بِتَيَمُّمِهِ مَا شَاءَ مِنَ الْفَرَائِضِ وَالنَّوَافِلِ.
Meaning: With his tayammum he may pray as many obligatory and optional prayers as he wishes.
On the Hanafi view, tayammum continues as a legal purification until one of its nullifiers occurs; changing from one prayer to another does not itself require a new tayammum.