This number is one for meditation, for it is an inward looking number.
One of the great universal truths is that we must be honest with ourselves. The number 37 relates to communication within the soul.
Have you been completely honest with yourself?
4 suggests that you have, but the angels are reminding you that honesty with the self is the first step to honesty with all others, including the divine.
Meditate today and think about your recent thought patterns and behaviors. Are they consistent with your self-image?