[3] Even after the end of his activity in Bornheim he continues to offer events in the retreat house Hofheim and in cooperation with the Holy Cross – Centre for Christian Meditation and Spirituality.

Schlegel worked also in the diocese's Arbeitskreis Kirchenmusik und Jugendseelsorge im Bistum Limburg, dedicated to new church music for young people.

Schlegel wrote the texts for new spiritual songs (Neues Geistliches Lied, NGL), first in collaboration with the composer and church musician Winfried Heurich.

Their song "Der Herr wird dich mit seiner Güte segnen" (The Lord will bless you with his goodness), with music by Thomas Gabriel, was acknowledgeded in a worldwide competition in 1983 as the best entry in German.

[5][6] On a commission by the Diocese of Limburg, he wrote the text for an oratorio with music by Peter Reulein, Laudato si' – Ein franziskanisches Magnificat, published by the Dehm-Verlag in 2016.