Dow said he believes the pocket-sized cards, if carried ... lives of law enforcement officers through prayer and by placing a laminated Psalm 91 card in the hands of each officer as a weapon ...

The Jewish response was largely traditional: fasting and repentance, prayer and Psalms, especially Psalm 91 (Yoshev B’Seter), which the Talmud (Shavuot 15b) describes as “a poem against pega ...