ive ▁Bar o que ▁instrument al ▁ensemble ▁of ▁three ▁tr ump ets ▁and ▁timp ani , ▁two ▁ob o es , ▁strings ▁and ▁continu o . ▁The ▁ob o es ▁and ▁strings ▁play ▁with ▁the ▁voices ▁in ▁mot et ▁style ▁in ▁the ▁ch oral ▁sections , ▁while ▁the ▁tr ump ets ▁add ▁the ▁style ▁of ▁a ▁new ▁time . ▁The ▁cant ata ▁is ▁part ▁of ▁Bach ' s ▁Pic ander ▁cycle . ▁ ▁Background ▁and ▁words ▁ ▁Bach ▁had ▁taken ▁up ▁his ▁ten ure ▁as ▁Thom ask ant or ▁in ▁Leipzig ▁in ▁ 1 7 2 3 . ▁During ▁his ▁first ▁year ▁there ▁he ▁composed ▁a ▁first ▁cant ata ▁cycle ▁for ▁almost ▁all ▁occasions ▁of ▁the ▁lit urg ical ▁year . ▁The ▁second ▁year ▁he ▁composed ▁a ▁cycle ▁of ▁mostly ▁ch or ale ▁cant at as , ▁based ▁on ▁Luther an ▁h ym ns . ▁The ▁third ▁year , ▁Bach ▁began ▁a ▁third ▁cycle ▁but ▁wrote ▁the ▁works ▁more ▁irregular ly . ▁ ▁was ▁from ▁a ▁later ▁incomplete ▁cycle , ▁which ▁the ▁Bach ▁scholar ▁Christoph ▁Wol ff ▁calls ▁the ▁Pic ander ▁cycle , ▁after ▁the ▁libre tt ist ▁Pic ander ▁with ▁whom ▁Bach ▁had ▁collabor ated ▁already ▁for ▁the ▁St ▁Matthew ▁Pass ion , ▁and ▁worked ▁together ▁for ▁several ▁years . ▁The ▁pre face ▁of ▁Pic ander ' s ▁ 1 7 2 8 ▁collection ▁of ▁cant ata ▁texts ▁written ▁for ▁Bach ▁said ▁that ▁" lack ▁of ▁po etic ▁eleg ance ▁would ▁be ▁compens ated ▁for ▁by ▁the ▁sweet ness ▁of ▁the ▁in