Isaiah 57:5-6 Enflaming yourselves with idols under every green tree, slaying the children in the valleys under the clefts of the rocks?

UKJV⁽ⁱ⁾ ⁵ Enflaming yourselves with idols under every green tree, slaying the children in the valleys under the clefts of the rocks? ⁶ Among the smooth stones of the stream is your portion; they, they are your lot: even to them have you poured a drink offering, you have offered a food offering. Should I receive comfort in these?