מִגְדַּל־עֹ֭ז שֵׁ֣ם יְהוָ֑ה בּֽוֹ־יָר֖וּץ צַדִּ֣יק וְנִשְׂגָּֽב׃
The name of the LORD is a strong tower: The righteous runneth into it, and is set up on high.
Read kabbalistic (mystical) interpretation of Proverbs 18:10: and classical mystical sources.