Proofs:  Catechism 23.  Eph 1:4-5, Rom 3:20-22; Gal 3:21-22

Catechism 24.  1 Timothy 2:5-6; Rom 9:5; Luke 1:35; Col 2:9; Heb 7:24-25

Catechism 25.  Heb 2:14, 17; 10:5; Matt 26:38; Luke 1:27,31,34-35, 42; Gal 4:4, Heb 4:15; 7:26

Proofs are in the order to what they defend in the answer, not in the order you would find them in Scripture.
All taken from the "The London Baptist Confession of Faith of 1689" Published by Chapel Library, www.CahpellLibrary.org