Which was practised accordingly. See Numbers 31:6 2 Chronicles 13:12. Ye shall be saved from your enemies, if you use this ordinance of God with trust and dependence upon God for help, which condition is necessarily to be understood from divers others scriptures, where it is expressed.
Related Commentaries of Numbers 10:9
Numbers 10:9
9 And if ye go to war in your land against the enemy that oppresseth you, then ye shall blow an alarm with the trumpets; and ye shall be remembered before the LORD your God, and ye shall be saved from your enemies.