Приготовленную

15 Он пока́жет вам большую ко́мнату наверху́,

15 He [shew, show, will show] [to you, ye, you] [big, large] [a room, room] [above, up there, upstairs],

приготовленную и убранную;

приготовленную and убранную;

там и пригото́вьте нам у́жин.

there and [prepare, prepare it] [to us, us] [banquet, dinner, supper].

And he will show you a large upper room furnished and ready;
there prepare for us.”
Mark 14:15 ESV

And he will shew you a large upper room furnished and prepared:
there make ready for us.
Mark 14:15 KJV