In order to get the full benefit of Christ’s work for us on earth and in heaven—which would include receiving forgiveness of sins and answers to prayer—we must come to faith in His blood, rather we must trust Him and believe in the value of His shed blood for us.

I like what Charles Fuller has said:

You can never benefit from Christ’s work, typified by the Golden Altar, until you accept what He has done for you at the Brazen Altar. You can never have the confidence that Christ intercedes on your behalf, until you have accepted his atoning death for your sins.  Remember, to get to the Golden Altar you must first pass by the Brazen Altar where the sacrificial lamb was slain and offered up.  So likewise, to know Christ’s constant watch-care over your life, you must first humbly kneel at the foot of the Cross, confess…