The loss of the Ark from Israel anticipated the way of approaching God through Christ and also warns against faith that is merely outward conformity.
As he traveled toward Jerusalem, Jesus sent out 36 missionary teams and made provision for many more, because then, as now, the harvest was...
The model described in Colossians 4:2-6 of ministry to those outside the church is very simple: pray, walk, and talk.
At the Red Sea, the LORD triumphed gloriously, made himself known, and anticipated his greater triumph in the cross and resurrection.