Parallel
1 Samuel 12:6
Brenton's English Septuagint · Berean Standard Bible
And Samuel spoke to the people, saying, The Lord who appointed Moses and Aaron [is] witness, who brought our fathers up out of Egypt.
Then Samuel said to the people, “The LORD is the One who (note: Hebrew; LXX The LORD is the witness who) appointed Moses and Aaron, and who brought your fathers up out of the land of Egypt.