Hebrews 11:12

11:12 So in fact children ¹  were fathered by one man – and this one as good as dead – like the number of stars in the sky and like the innumerable grains of sand ²  on the seashore. ³ 

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?

¹ tn Grk “these”; in the translation the referent (children) has been specified for clarity.

² tn Grk a collective “the sand.”

³ sn An allusion to Gen 22:17 (which itself goes back to Gen 15:5).