וְיָשִׂ֥ימוּ בֵֽאלֹהִ֗ים כִּ֫סְלָ֥ם וְלֹ֣א יִ֭שְׁכְּחוּ מַֽעַלְלֵי־אֵ֑ל וּמִצְוֺתָ֥יו יִנְצֹֽרוּ׃
That they might put their confidence in God, And not forget the works of God, But keep His commandments;
Read halakhic rulings (Jewish law) on Psalms 78:7: and classical halakhic sources.