אֱלֹהִ֣ים צְבָאוֹת֮ שֽׁ֫וּב־נָ֥א הַבֵּ֣ט מִשָּׁמַ֣יִם וּרְאֵ֑ה וּ֝פְקֹ֗ד גֶּ֣פֶן זֹֽאת׃
O God of hosts, return, we beseech Thee; Look from heaven, and behold, and be mindful of this vine,
Read halakhic rulings (Jewish law) on Psalms 80:15: and classical halakhic sources.