Hebrew and Chaldee. Chaldee is an Aramaic dialect. There may be some portions of the Hebrew Bible that were originally in Greek as well.
It was written in Hebrew
The Tanach (Jewish Bible) is written in Hebrew.
I think that by Hebrew Scriptures you mean the Tanakh. In this case, it is Biblical Hebrew
Moses
The Kalpa Sutra, a Jain text, is written in Ardhamagadhi, an ancient Indo-Aryan language used in Jain scriptures. It is considered one of the most important sacred texts in the Jain tradition.
Hebrew and Chaldean
The bible IS the scriptures.
Hebrew!
The Jain scriptures, the Sutrakritanga, are written in Ardha Magadhi, a classical form of the Magadhi language (spoken by 14 million people in Bihar), much like the relationship of Latin and Italian, for example.
The Hebrew scriptures are written in Hebrew (only a few passages are written in Aramaic).
The book was written for the Israelites.
The Old Testament scriptures came first, then Jesus, and then the New Testament scriptures were written after his death and resurrection.