B&H Photo has some big savings on the Sony a7RIII which you can get here.
Samyang AF 50mm f/1.4 FE (Save $200): B&H Photo / Amazon / Adorama
Samyang AF 35mm f/2.8 FE (Save $130): B&H Photo / Amazon / Adorama
Samyang AF 35mm f/1.4 FE (Save $269): B&H Photo / Amazon / Adorama
Samyang AF 24mm f/2.8 FE (Save $100): B&H Photo / Amazon / Adorama
Samyang AF 14mm f/2.8 FE (Save $250): B&H Photo / Amazon / Adorama