7 Isaiah said, “Take a cake of figs.” They took and laid it on the boil, and he recovered.
2 Kings 20:7 Cross References - WEB
2 Kings 2:20-22
20 He said, “Bring me a new jar, and put salt in it.” Then they brought it to him.
21 He went out to the spring of the waters, and threw salt into it, and said, “Yahweh says, ‘I have healed these waters. There shall not be from there any more death or barren wasteland.’”
22 So the waters were healed to this day, according to Elisha’s word which he spoke.
2 Kings 4:41
41 But he said, “Then bring meal.” He threw it into the pot; and he said, “Serve it to the people, that they may eat.” And there was nothing harmful in the pot.
Isaiah 38:21
21 Now Isaiah had said, “Let them take a cake of figs, and lay it for a poultice on the boil, and he shall recover.”