Hebrews 11:15

11:15 In fact, if they had been thinking of the land that they had left, they would have had opportunity to return.

Hebrews 11:40

11:40 For God had provided something better for us, so that they would be made perfect together with us. ¹ 

[11:40]  ¹ tn The Greek phrasing emphasizes this point by negating the opposite: “so that they would not be made perfect without us.”