Isaiah 65:4 New English Translation

⁴They sit among the tombs^[a]
and keep watch all night long.^[b]
They eat pork,^[c]
and broth^[d] from unclean sacrificial meat is in their pans.

Isaiah 65:4 sn Perhaps the worship of underworld deities or dead spirits is in view.
Isaiah 65:4 tn The Hebrew text reads literally, “and in the watches they spend the night.” Some understand נְּצוּרִים (n^etsurim) as referring to “secret places” or “caves,” while others emend the text to וּבֵין צוּרִים (uven tsurim, “between the rocky cliffs”).
Isaiah 65:4 tn Heb “the flesh of the pig”; KJV, NAB, NASB “swine’s flesh.”
Isaiah 65:4 tc The marginal reading (Qere), supported by the Qumran scroll 1QIsa^a, reads מְרַק (m^eraq, “broth”), while the consonantal text (Kethib) has פְרַק (f^eraq, “fragment”).

New English Translation (NET)