וַיֹּאמֶר֩ אֵלִיָּ֨הוּ אֶל־אֱלִישָׁ֜ע שֵֽׁב־נָ֣א פֹ֗ה כִּ֤י יְהוָה֙ שְׁלָחַ֣נִי עַד־בֵּֽית־אֵ֔ל וַיֹּ֣אמֶר אֱלִישָׁ֔ע חַי־יְהוָ֥ה וְחֵֽי־נַפְשְׁךָ֖ אִם־אֶעֶזְבֶ֑ךָּ וַיֵּרְד֖וּ בֵּֽית־אֵֽל׃
And Elijah said unto Elisha: ‘Tarry here, I pray thee; for the LORD hath sent me as far as Beth-el.’ And Elisha said: ‘As the LORD liveth, and as thy soul liveth, I will not leave thee.’ So they went down to Beth-el.—
Read halakhic rulings (Jewish law) on II Kings 2:2: and classical halakhic sources.