Omnes erant perseverantes unanimite in oratione cum mulieribus, et Maria Matre Jesu, alleluia, alleluia. Ps 5 Intende vocis orationis meae, Rex meus et Deus meus; quoniam ad te orabo, Domine, mane exaudies vocem meam. Gloria Patri.
At least that's the text for the diocese of the Jerusalem patriarchate. It's a duplex majus on the Saturday in the Octave of the Ascension.
No. Probably putting them to psalm tones from elsewhere. I'm simply advising someone planning the liturgy. Otherwise, for verses, I'd use this: https://bbloomf.github.io/jgabc/psalmtone.html
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