Проповедовали

12 Ученики́ отпра́вились в путь и проповедовали лю́дям,

12 [Students, Disciples] [departed, set off, we went] [at, in, of, on] [path, the way, way] and проповедовали people,

призывая их к покая́нию.

призывая [them, their] [to, for, by] repentance.

So they went out and proclaimed that people should repent.
Mark 6:12 ESV

And they went out,
and preached that men should repent.
Mark 6:12 KJV

20 А ученики́ пошли́ и повсю́ду проповедовали,

20 [While, And, But] [students, disciples] [gone away, let us go, went] and [everywhere, throughout] проповедовали,

и Госпо́дь соде́йствовал им,

and Lord [contributed, contributed to] [it, them],

подтвержда́я их сло́во знамениями.

confirming [them, their] [saying, the word, word] signs.

And they went out and preached everywhere,
while the Lord worked with them and confirmed the message by accompanying signs.]]
Mark 16:20 ESV

And they went forth,
and preached every where,
the Lord working with them,
and confirming the word with signs following.
Amen.
Mark 16:20 KJV