For speaker cables I think these are a no-brainer choice. A respected member here compared these to much pricier cables and these performed very well especially given their very affordable price…
https://www.amazon.com/dp/B06ZZ5HCTM?ref=ppx_yo2ov_dt_b_product_details&&th=1
For interconnects here are some at various price points listed in order of preference…
https://www.lavricables.com/cables/reference-silver-rca-interconnects/
https://www.cullencable.com/copper-series-interconnect/
https://www.monoprice.com/product?p_id=18534
Hope this helps, and congrats on the turntable!