Psalms 115:9 Philosophy

יִ֭שְׂרָאֵל בְּטַ֣ח בַּיהוָ֑ה עֶזְרָ֖ם וּמָגִנָּ֣ם הֽוּא׃

O Israel, trust thou in the LORD! He is their help and their shield!

Read Jewish philosophical commentary on Psalms 115:9: and classical philosophical sources.