▁( 1 0 3 5 – 1 0 6 7 ) ▁as ▁a ▁sign ▁of ▁recon c ili ation . ▁He ▁gave ▁it ▁as ▁a ▁present ▁to ▁his ▁relation ▁Jud ith ▁of ▁Fland ers ▁( 1 0 3 2 – 1 0 9 4 ) ▁who ▁was ▁married ▁with ▁her ▁second ▁husband ▁W elf ▁I , ▁Duke ▁of ▁Bav aria . ▁In ▁ 1 0 9 4 , ▁Jud ith ▁gave ▁the ▁Rel ic ▁of ▁the ▁Blood ▁to ▁Wal ich o ▁( 1 0 8 8 – 1 1 0 8 ), ▁ab bot ▁of ▁We ing arten ▁Ab bey . ▁ ▁Appar ently , ▁it ▁was ▁the ▁Friday ▁after ▁As c ension ▁Day ▁and ▁is , ▁thus , ▁the ▁origin ▁of ▁Blood ▁Friday ▁and ▁the ▁R ide ▁of ▁the ▁Holy ▁Blood . ▁The ▁hand ing ▁over ▁is ▁dep icted ▁as ▁a ▁relief ▁on ▁the ▁H os anna - bell ▁at ▁the ▁Bas il ica ▁St . ▁Martin . ▁▁ ▁History ▁of ▁Bl ut ritt ▁▁ ▁Until ▁the ▁ 1 7 th ▁century ▁the ▁Bl ut ritt ▁was ▁connected ▁with ▁a ▁border ▁by pass ing ▁of ▁the ▁area ▁of ▁We ing arten . ▁Therefore , ▁the ▁f athers ▁march ed ▁with ▁their ▁sons ▁who ▁had ▁just ▁come ▁of ▁age ▁and ▁gave ▁them ▁a ▁sla pping ▁in ▁the ▁face ▁as ▁a ▁memory ▁backing ▁at ▁prominent ▁sites . ▁ ▁Pro cedure ▁Since ▁ 1 8 9 0 , ▁as ▁a ▁pre l ude ▁to ▁Bl ut ritt , ▁after ▁the ▁evening ▁Mass ▁on ▁As c