Засвидетельствовав

25 Они́ же,

25 [They, They Are] [but, same, then],

засвидетельствовав и пропове́дав сло́во Госпо́дне,

засвидетельствовав and [having preached, preached] [saying, the word, word] Lord's,

обра́тно пошли́ в Иерусали́м и во мно́гих селе́ниях Самарийских пропове́дали Ева́нгелие.

back [gone away, let us go, went] [at, in, of, on] Jerusalem and [in, on] [many, most] villages Самарийских [preached, they preached] [Gospel, The Gospel].

And they,
when they had testified and preached the word of the Lord,
returned to Jerusalem,
and preached the gospel in many villages of the Samaritans.
Acts 8:25 KJV