Mark 9:12

9:12 He said to them, “Elijah does indeed come first, and restores all things. And why is it written that the Son of Man must suffer many things and be despised?

Mark 10:29

10:29 Jesus said, “I tell you the truth, ¹  there is no one who has left home or brothers or sisters or mother or father or children or fields for my sake and for the sake of the gospel

[10:29]  ¹ tn Grk “Truly (ἀμήν, amhn), I say to you.”