Romans 10:16

10:16 But not all have obeyed the good news, for Isaiah says, “Lord, who has believed our report?” ¹ 

Romans 10:20

10:20 And Isaiah is even bold enough to say, “I was found by those who did not seek me; I became well known to those who did not ask for me.” ² 

[10:16]  ¹ sn A quotation from Isa 53:1.

[10:20]  ² sn A quotation from Isa 65:1.