הַ֥לְלוּ יָ֨הּ ׀ אַשְׁרֵי־אִ֭ישׁ יָרֵ֣א אֶת־יְהוָ֑ה בְּ֝מִצְוֺתָ֗יו חָפֵ֥ץ מְאֹֽד׃
Hallelujah. Happy is the man that feareth the LORD, That delighteth greatly in His commandments.
Read kabbalistic (mystical) interpretation of Psalms 112:1: and classical mystical sources.