'Patriarchs' in the Bible

Moses gave you circumcision not that it is from Moses, but from the Patriarchs and so you circumcise a man on the Sabbath.

And he gave him the covenant of circumcision: and so Abraham begat Isaac, and circumcised him the eighth day; and Isaac begat Jacob; and Jacob begat the twelve patriarchs.

And the patriarchs, moved with envy, sold Joseph into Egypt: but God was with him,

To the Israelis belong the patriarchs, and from them, the Messiah descended, who is God over all, the one who is forever blessed. Amen.

If the first portion [of dough offered as the first fruits] is holy, so is the whole batch; and if the root (Abraham, the patriarchs) is holy, so are the branches (the Israelites).