בַּמֶּ֣ה יְזַכֶּה־נַּ֭עַר אֶת־אָרְח֑וֹ לִ֝שְׁמֹ֗ר כִּדְבָרֶֽךָ׃
BETH. Wherewithal shall a young man keep his way pure? By taking heed thereto according to Thy word.
Read Jewish philosophical commentary on Psalms 119:9: and classical philosophical sources.