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
1 sn A quotation from Isa 53:1.
2 sn A quotation from Isa 65:1.