The number 337 has no well-established or known symbolic meaning in biblical or Jewish tradition.
337 is not a number highlighted in the Bible or in classical Jewish numerology (gematria) with a specific, widely recognized symbolic meaning. Although gematria can link Hebrew words to numerical values, and it is possible to find words that add up to 337, this number is not among those traditionally assigned special symbolism. The number appears as part of a larger figure in Numbers 31:36, where half of the war spoils consisted of 337,500 small livestock, but this does not give 337 itself an independent symbolic role in the text. In Numbers 31:36, the spoils of war from the victory over the Midianites are distributed. The half belonging to the warriors was 337,500 small livestock. The number is part of a detailed listing of spoils and offerings to the Lord, but 337 as an individual number is not assigned any independent symbolic meaning in Jewish or Christian interpretation of the text.*