Matthew 6:18

6:18 so that it will not be obvious to others when you are fasting, but only to your Father who is in secret. And your Father, who sees in secret, will reward you.

Matthew 15:5

15:5 But you say, ‘If someone tells his father or mother, “Whatever help you would have received from me is given to God,” ¹ 

[15:5]  ¹ tn Grk “is a gift,” that is, something dedicated to God.