Mark 10:5
10:5 But Jesus said to them, “He wrote this commandment for you because of your hard hearts. 1
Mark 12:31
12:31 The second is: ‘Love your neighbor as yourself.’ 2 There is no other commandment greater than these.”
1 tn Grk “heart” (a collective singular).
2 sn A quotation from Lev 19:18.