The Bible's message is that there is only one way that God has provided salvation; and that way, is to believe in and trust in Jesus, God's Son.
Deception is an effective tool that in armed conflicts, can win battles and even wars. Fields were filled with inflatable army tanks to fool the enemy into thinking that the attack was coming from an area different than the real attack. Let's face it, there is a battle for your eternal soul and Satan, AKA "Deceiver" is busy flooding the world with false religions.
This audio addresses religions which are "religious" but fall short of God's requirement for salvation.