'Soul' in the Bible

Elijah said to Elisha, "Please stay here, for Yahweh has sent me up to Bethel." Elisha said, "{As Yahweh lives} and {as your soul lives}, I will certainly not leave you!" So they went down [to] Bethel.

Elijah said to him, "Elisha, please stay here because Yahweh has sent me to Jericho." And he said, "{As Yahweh lives} and {as your soul lives}, I will certainly not leave you!" So they came to Jericho.

Then Elijah said to him, "Please stay here, because Yahweh has sent me to the Jordan." He said, "{As Yahweh lives} and {as your soul lives}, I will certainly not leave you!" So the two of them went on.

So she came to the man of God at the mountain, and she caught hold of his feet. Then Gehazi came near to push her away, but the man of God said, "Let her alone, for her soul is bitter, and Yahweh has hidden it from me and has not told me."

Then the mother of the boy said, "{As Yahweh lives} and {as your soul lives}, I will surely not leave you." So he got up and went after her.

Then the king stood by the pillar, and he {made} a covenant before Yahweh, to go after Yahweh and to keep his commands and his warnings and his statutes, with all of [his] heart and with his all of his soul, to keep the words of this covenant written on this scroll. Then all of the people {joined} in the covenant.

There was not a king like him before him, who turned to Yahweh with all of his heart and with all of his soul and with all of his might according to the law of Moses, nor did one arise like him afterwards.