Subhaanal-Malikil-Qudoosi [Recite three times in Arabic, and raise and extend the voice on the third time and say…]
Rabbil-malaa`ikati warroohi
Subhaanal-Malikil-Qudoosi means free from any imperfections is the King, the Holy.
Rabbil-malaa`ikati warroohi means Lord of the angels and the Spirit.
An-Nasaai 3/244, Ad-Daraqutni and others. The final addition is from Ad-Daraqutni’s version 2/31 and its chain of narration is authentic.
Source: Fortress of the Muslim, p. 109
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