barakah

Salaams, im really get upset and going into depression, my sister is staying with a non muslim man without marriage for past 5yrs, that so called husband does not like our family so he keeps on doing black magic on us, he sendt animal bones my mum got so sick she was in hospital, he also sends all funny objects at my wrk place so at a wrk im always making mistakes, my dad all of us not barakat, we everyday read manzil, surah baqarah but we still having problems but advice can you give me.