'Surely' in the Bible

Now when he was gone out, his servants came; and they saw, and behold, the doors of the upper room were locked; and they said, "Surely he is covering his feet in the upper room."

She said, "I will surely go with you: nevertheless, the journey that you take shall not be for your honor; for Yahweh will sell Sisera into the hand of a woman." Deborah arose, and went with Barak to Kedesh.

Yahweh said to him, "Surely I will be with you, and you shall strike the Midianites as one man."

The elders of Gilead said to Jephthah, "Yahweh shall be witness between us; surely according to your word so will we do."

Manoah said to his wife, "We shall surely die, because we have seen God."

Samson said to them, "If you behave like this, surely I will be avenged of you, and after that I will cease."

They spoke to him, saying, "No; but we will bind you fast, and deliver you into their hand; but surely we will not kill you." They bound him with two new ropes, and brought him up from the rock.

The men of Israel turned in the battle, and Benjamin began to strike and kill of the men of Israel about thirty persons; for they said, "Surely they are struck down before us, as in the first battle."

The children of Israel said, "Who is there among all the tribes of Israel who didn't come up in the assembly to Yahweh?" For they had made a great oath concerning him who didn't come up to Yahweh to Mizpah, saying, "He shall surely be put to death."