What kind of mediator and redeemer, then, must we seek?

Heidelberg Catechism

Question 15. What kind of mediator and redeemer, then, must we seek?

Answer. One who is a true[1] and righteous man,[2] and yet more powerful than all creatures, that is, one who is also true God.[3]

[1] 1 Cor 15:21-22, 25-26; Heb 2:17;
[2] Isa 53:11; Jer 13:16; 2 Cor 5:21; Heb 7:26;
[3] Isa 7:14, 9:6; Jer 23:6; Jn 1:1; Rom 8:3-4; Heb 7:15-16