2 occurrences

'Once' in the Bible

Then Abraham said, “Oh may the Lord not be angry [with me], and I will speak only this once; suppose ten [righteous people] are found there?” And He said, “I will not destroy it for the sake of the ten.”

and on the vine were three branches. Then as soon as it budded, its blossoms burst open, and its clusters produced ripe grapes [in rapid succession].

Bible Theasaurus

Reverse Interlinear

Strong's
Root Form
Definition
Usage
אחד 
'echad 
one , first , another , other , any , once , eleven , every , certain , an , some , .
Usage: 432

מהר 
Maher 
Usage: 14

פּעמה פּעם 
Pa`am 
Usage: 118

ἅπαξ 
Hapax 
Usage: 15

ἐφάπαξ 
Ephapax 
Usage: 5

μηδέ 
mede 
neither , nor , not , nor yet , not once , no not , not so much as
Usage: 31

παμπληθεί 
Pamplethei 
all at once
Usage: 1

ποτέ 
Pote 
in time past , at any time , in times past , sometimes , sometime , once , not tr ,
Usage: 28