Exodus 18:1 - Exodus 2:16,18;3:1- other references to Yitro
Exodus 18:2 - Exodus 2:21; 4:25- other references to Tzipporah
Exodus 18:3 - Exodus 2:22; 4:20- references to Moshe's sons
Exodus 18:4 - Genesis 49:25 - Ya'akov relating the blessings to Yosef including the blessings of heaven above and the "deep that lies beneath" prophesying the Yom Suf crossing?
Exodus 18:5 - Exodus 3:1, 12; 4:27; 24:13- other references to the "mountain of G-d"
Exodus 18:7 Another instance of individuals greeting each other and asking "mah shalomkha?"- Genesis 29:13; Exodus 4:27
Exodus 18:7 References to welfare- Genesis 43:27
Exodus 18:7 References to the Exodus- Exodus 4:23; 7:4, 5
Exodus 18:8 References to G-d's holiness- Exodus 15:11
Exodus 18:12 References to sacrificial meal- Genesis 31:54; Exodus 24:5
Exodus 18:15 - Numbers 27:5; Deuteronomy 17:8-13
Exodus 18:18 - Numbers 11:14, 17; Deuteronomy 1:12
Exodus 18:18 Help from Yitro- Deuteronomy 1:9
Exodus 18:19 Help from Yitro- Numbers 27:5
Exodus 18:20 References to G-d's teaching Israel- Deuteronomy 1:18; 4:1, 5; 5:1
Exodus 18:21 References to appointing judges- Exodus 18:25; Deuteronomy 1:13, 15
Exodus 18:21 What a judge should act like- Deuteronomy 16:19
Exodus 18:22 References for what the judges would do Deuteronomy 1:17
Exodus 18:22 No burden- Num 11:17
Exodus 18:25 References to judges- Ex 18:21; Deut 1:15