7 Grk “Requesting a favor against him”; the referent (Paul) has been specified in the translation, the understood direct object of “requesting” has been supplied, and the phrase “to do them” supplied for clarity.
8 Grk “him”; the referent (Festus) has been specified in the translation for clarity. The words “they urged him” are in v. 2 in the Greek text.
9 Planning an ambush. The Jewish leadership had not forgotten the original plan of several years ago (see 23:16). They did not trust the Roman legal process, but preferred to take matters into their own hands.

In other versions

asking as a favor against Paul that he summon him to Jerusalem—because they were planning an ambush to kill him on the way.

They requested Festus, as a favor to them, to have Paul transferred to Jerusalem, for they were preparing an ambush to kill him along the way.

asking for a favor against Paul, that Festus summon him to Jerusalem. They were, in fact, preparing an ambush along the road to kill him.

They asked Festus as a favor to transfer Paul to Jerusalem (planning to ambush and kill him on the way).

asking for a favor against him, that he summon him to Jerusalem, because they were preparing an ambush to do away with him along the way.

And desired favour against him, that he would send for him to Jerusalem, laying wait in the way to kill him.

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