Matius 5:14

5:14 You are the light of the world. A city located on a hill cannot be hidden.

Matius 5:48

5:48 So then, be perfect, as your heavenly Father is perfect. ¹ 

Matius 24:16

24:16 then those in Judea must flee ²  to the mountains.

[5:48]  ¹ sn This remark echoes the more common OT statements like Lev 19:2 or Deut 18:13: “you must be holy as I am holy.”

[24:16]  ² sn Fleeing to the mountains is a key OT image: Gen 19:17; Judg 6:2; Isa 15:5; Jer 16:16; Zech 14:5.