Know.

Psalm 100:3
Know that the LORD is God. It is He who made us, and we are His; we are His people, and the sheep of His pasture.

Luke 21:31
So also, when you see these things taking place, you will know that the kingdom of God is near.

Hebrews 13:23
Be aware that our brother Timothy has been released. If he arrives soon, I will come with him to see you.

they.

Galatians 3:26-29
You are all sons of God through faith in Christ Jesus. . . .

John 8:39
"Abraham is our father, " they replied. "If you were children of Abraham, " said Jesus, "you would do the works of Abraham.

Romans 4:11-16, 24
And he received the sign of circumcision as a seal of the righteousness that he had by faith while he was still uncircumcised. So then, he is the father of all who believe but are not circumcised, in order that righteousness might be credited to them. . . .

Romans 9:7, 8
Nor because they are Abraham's descendants are they all his children. On the contrary, "Through Isaac your offspring will be reckoned." . . .