Take good care of yourselves!/ Wach yourselves well!
The commandment emphasizes the great caution that a person must exercise in his life and not endanger himself.
("And you shall be very careful to love the Lord your God" - Joshua 23:11)
Translation
Expression (Hebrew)
וְנִשְׁמַרְתֶּם מְאוֹד לְנַפְשֹׁתֵיכֶם
Definition (Hebrew)
פִּתְגָּם הַמִּצְוָה עַל זְהִירוּת רַבָּה שֶׁאָדָם חַיָּב לִנְהֹג בְּחַיָּיו וְלֹא לְסַכֵּן אֶת עַצְמוֹ.
("וְנִשְׁמַרְתֶּם מְאֹד לְנַפְשֹׁתֵיכֶם לְאַהֲבָה אֶת ה' אֱלֹהֵיכֶם"- יְהוֹשֻׁעַ כג יָא)