The video below shows some common signs you may use in biblical storytelling or other religious settings. Signs include: God, Jesus, Holy Spirit, Torah, Bible/Holy Book, church, temple, cross, forgive, save, bless*, thank, praise, faith, hope, love, and amen.
*See post on multiple signs for other versions of bless
Additionally, if you want to know some commonly used signs, there are a number of online videos available. The video below has 100 basic signs being taught to a student, ranging from foods to feelings.