Parchment scrolls. In addition to printed copies of the Hebrew Bible, parchment scrolls are still written by hand and are read in synagogue services. See also:
They used scrolls of animal parchment.
The Torah.
Father of the Hebrews = אב העברים
The Hebrews felt they had a covenant with God. Hebrews 8:10 "This is the covenant I will establish with the people of Israel after that time, declares the Lord. I will put my laws in their minds and write them on their hearts. I will be their God, and they will be my people"
By celebrating it and keeping its laws.
The Ten Commandments were only 10 of the moral laws of the Hebrews. Jewish tradition holds that there are 613 commandments in total.
Scrolls were used by the Hebrews to record their laws and stories before the invention of the codex. These were made of rolled parchment.
Hebrews believed that god had revealed the laws (ten commandments) to Moses theredy making a promise with them.
For this is the covenant that I will make with the house of Israel after those days, saith the Lord; I will put my laws into their mind, and write them in their hearts." Hebrews 8:10. That is where it is written...Answer:The inspired author of Hebrews was quoting the Old Testament, the only Bible they had, then - Jeremiah 31:31-34.
The Ancient Hebrews wrote on parchment made of animal hide, as well as stone structures.
The ancient Hebrews' laws of God are collectively called the Torah. The Torah contains the Ten Commandments (Exodus ch.20) as well as some six hundred additional laws and commands, in addition to its historical and other narratives. See also:More detailAbout the TorahThe Ten Commandments
The ancient Hebrews needed to obey God in order to please him. They also needed to obey his laws.