Hebrews 4:7

4:7 So God again ordains a certain day, “Today,” speaking through David after so long a time, as in the words quoted before, “O, that today you would listen as he speaks! Do not harden your hearts.”

Hebrews 6:10

6:10 For God is not unjust so as to forget your work and the love you have demonstrated for his name, in having served and continuing to serve the saints.

Hebrews 8:5

8:5 The place where they serve is a sketch and shadow of the heavenly sanctuary, just as Moses was warned by God as he was about to complete the tabernacle. For he says, “See that you make everything according to the design shown to you on the mountain.”

Hebrews 12:25

12:25 Take care not to refuse the one who is speaking! For if they did not escape when they refused the one who warned them on earth, how much less shall we, if we reject the one who warns from heaven?