We was made in his image, dialing and it's much clearer
This ties with the previous line.
One reason why he sees God’s face in the mirror is because it is said that we are made in God’s image, so we have his features.
But the previous line, as it’s explained, also states that he sees God’s face in the mirror because he is a God in what he does — related to the drug-dealer life like Scarface, so the image of the Lord in the mirror gets much clearer when costumers call his cell phone (Dialing) asking for drugs.
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