Subḥāna ‘l-Maliki ‘l-Quddūs.
[Recite three times, and raise and extend the voice on the third time and say...]
Rabbi ‘l-Malā'ikati war-rūh.
Glory is to the King, the Holy.
[Recite three times in Arabic, and raise and extend the voice on the third time and say...]
Lord of the angels and the Spirit.
Reference:
An-Nasa'i 3/244, Ad-Daraqutni and others. The final addition is from
Ad-Daraqutni's version 2/ 31 and its chain of narration is authentic. See
the checking of Zadul-Ma'ad by Shu'aib Al-Arna'ut and 'Abdul-Qadir
Al-Arna'ut 1/337.