Given a sentence in Tagalog language, translate the sentence to English language keeping the meaning of the original sentence intact.

Tagalog sentence: Ngunit ang aming guro, Bernstein, had inirerekomenda ang libro; namin ay dapat basahin ito muli.
But our teacher, Bernstein, had recommended the book; we must read it again.

Tagalog sentence: Bilang na nabanggit, ang ilang mga bisita na marahil crop lupon ay kabilang sa ilang puting uwak.
As already mentioned, some visitors Crop Circles probably belongs to some white crows.

Tagalog sentence: 5:12 Sapagka't nang kayo'y nangararapat nang maging mga guro dahil sa kaluwatan, ay muling kayo'y nangangailangan na kayo'y turuan ninoman ng mga unang simulain ng aral ng Dios; at naging tulad sa mga nangangailangan ng gatas, at hindi ng pagkaing matigas.

5:12 For although by this time you should be teachers, you again need to have someone teach you the rudiments of the first principles of the oracles of God. You have come to need milk, and not solid food.