It seems as though Naaman is saying in 2 Kings 5:15-18: "Okay, if you will not accept the gift that I want to give to you, then give me a gift (of dirt)."
2 Kings 5:17
ESV - 17 Then Naaman said, "If not, please let there be given to your servant two mules' load of earth, for from now on your servant will not offer burnt offering or sacrifice to any god but the Lord.
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