1 Samuel 3:9

3:9 So Eli said to Samuel, “Go back and lie down. When he calls you, say, “Speak, Lord, for your servant is listening.” So Samuel went back and lay down in his place.

1 Samuel 16:2

16:2 Samuel replied, “How can I go? Saul will hear about it and kill me!” But the Lord said, “Take a heifer with you and say, ‘I have come to sacrifice to the Lord.’