All our trust must be deposited in the hands of God without fear of anything because God is with us, it is good to trust in God all the time. Neither the way of darkness nor fear will make us ti turn back because in the Lord we are more than secures.
The people of Israel disobeyed God, and for this reason the Lord allowed them to be attacked by other peoples, but when the people saw that God was not with them they humbled themselves before the Lord to ask for mercy, but something happened and it was that God did not let them die, He was to the rescue of His people.
And shall say unto them, Hear, O Israel, ye approach this day unto battle against your enemies: let not your hearts faint, fear not, and do not tremble, neither be ye terrified because of them;
The errors that the people of Israel committed were very useful to them, because they saw that God punished them, this was in order to obey the call of God because He knows everything, He knows where we can go, He knows where the danger is.
God spoke to the people so that they would not faint or fear when He was in front of their enemies, because He was with them to help them overcome.
The people of Israel doubted the Lord in spite of the wonders God made before their eyes.
For the Lord your God is he that goeth with you, to fight for you against your enemies, to save you.
It is good that every day we trust God, believe in Him, because He is the one who delivers us from our enemies, gives us victory, He does not depart from us, He is our helper.