97 Grk “He”; the referent (Paul) has been specified in the translation for clarity.
98 Or “stayed.”
99 Or perhaps, “two whole years at his own expense.” μίσθωμα states, “the customary act. mng. ‘contract price, rent’ … is not found in our lit. (Ac) and the pass. what is rented, a rented house is a mng. not found outside it (even Ammonius Gramm. [100 ad] p. 93 Valck. knows nothing of it. Hence the transl. at his own expense [] merits attention) ἐν ἰδίῳ μισθώματι in his own rented lodgings Ac 28:30 (for the idea cp. Jos., 18, 235).”
100 Or “and received.”

In other versions

He lived there two whole years at his own expense, and welcomed all who came to him,

For two whole years Paul stayed there in his own rented house and welcomed all who came to see him.

Paul stayed two whole years in his own rented house. And he welcomed all who visited him,

For the next two years, Paul lived in Rome at his own expense. He welcomed all who visited him,

So he stayed two whole years in his own rented house, and welcomed all who came to him,

And Paul dwelt two whole years in his own hired house, and received all that came in unto him,

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