▁very ▁often ▁with ▁sacred ▁music , ▁in ▁which ▁on ▁the ▁contrary ▁demonstr ates ▁a ▁very ▁rig id ▁approach ▁to ▁counter point . ▁Many ▁of ▁his ▁sacred ▁compos itions ▁origin ate ▁from ▁celebr ations ▁and ▁the ▁court : ▁for ▁example , ▁the ▁Re qu iem ▁for ▁the ▁death ▁of ▁Francis ▁I ▁of ▁Lor rain ▁( 1 7 6 6 , ▁the ▁aut ograph ▁is ▁in ▁Berlin , ▁see ▁Source ▁section ); ▁the ▁Te ▁De um , ▁written ▁for ▁the ▁birth ▁of ▁the ▁he ir ▁to ▁the ▁throne ▁Francis ▁II ▁( 1 7 6 8 ), ▁which ▁required ▁almost ▁ 2 0 0 ▁perform ers ; ▁and ▁the ▁Re qu iem ▁for ▁the ▁Flor ent ine ▁celebr ation ▁of ▁the ▁death ▁of ▁Maria ▁Ther esa ▁( 1 7 8 1 ), ▁today ▁in ▁Vienna ▁( see ▁S ources ). ▁O dd ly , ▁there ▁are ▁no ▁prof ane ▁celebr atory ▁compos itions ▁by ▁Campion ▁if ▁not ▁the ▁c ited ▁Ven ere ▁pla c ata ▁for ▁the ▁marriage ▁of ▁Josef ▁II , ▁and ▁the ▁incomplete ▁E tr uria ▁fort un ata , ▁written ▁for ▁Peter ▁Leopold , ▁which ▁was ▁probably ▁un fin ished ▁because ▁of ▁Campion ' s ▁death ▁( the ▁aut ograph ▁is ▁conser ved ▁in ▁F ies ole , ▁see ▁S ources ). ▁It ▁is ▁also ▁important ▁to ▁mention ▁the ▁non - ce le br atory ▁prof ane ▁cant at as ▁T ' amo ▁bell ' id ol ▁m io , ▁for ▁voice ▁and ▁instruments ▁( con ser ved ▁at ▁the ▁Conserv atory ▁of